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Resonant Geode Lenses 909

—

by

Dale
in

From: Lineage 801 of the Va Korrum

 (Head Slot)

This is not a full helm, but a sophisticated sensory enhancer crafted from dark iron and fitted with articulated crystalline lenses cut from a single, massive geode. The device fits snugly around the temples and over the eyes, where it can be retracted or engaged at will. When active, the lenses amplify the Kwe-Sar’s natural Thermal Sense and Lithic Resonance. This allows the wearer to perceive heat signatures through solid walls with greater clarity and to feel seismic vibrations with such precision they can map out hidden tunnels or detect the footsteps of approaching creatures through solid stone.

Lore

The massive geode from which these lenses were cut was not found, but earned. Kwe-Sar mining lore speaks of the “Silent Deeps,” a cavern system miles beneath the Great Fire Mountain, so close to the volcanic mantle that the pressure and magic have warped reality. In these depths, sound does not travel; the only way to perceive is through the violent vibrations of the earth and the overwhelming heat of the ley lines. It was from this oppressive, silent environment that a single, perfect geode, miles wide, was excavated over the course of a generation.

The lenses were crafted by the legendary Lens-Wright Val-Kesh, a Kwe-Sar artisan who was born blind. Unable to perceive the world through light, she mastered her innate Lithic Resonance to a degree no one had ever witnessed, learning to “see” the world through the vibrations in the stone around her. She believed light was a deception, a fleeting surface impression, while the true nature of a thing was in its internal structure and its heat—its essential truth. She spent a century carving the lenses from the geode of the Silent Deeps, not to grant sight, but to bestow her unique form of perception. To wear the lenses is to see the world as Val-Kesh did: a vibrant, resonant tapestry of heat, vibration, and undeniable, physical truth.

Item Values and Mechanics

  • Tier One Stats: +1 Wisdom, +1 Intelligence
  • Skills Gained: Grants Skill Proficiency in Perception and Investigation.
  • Specific Slot: Head Slot
  • Passive Magic
    • Structural Acuity: The lenses provide a constant, low-level stream of vibrational feedback. The wearer automatically knows the general structural integrity of any stone or earth construction they are standing on, without needing a check. They can intuitively sense if a stone bridge will hold their weight or if a cavern ceiling is unstable.
    • Resonant Dampening: The unique crystalline structure of the geode passively absorbs and dampens jarring sonic energy. The wearer has advantage on saving throws against being deafened.
    • Thermal Vision: The lenses grant the wearer superior Darkvision up to 60 feet. Within this range, their vision in darkness is not in shades of gray, but in a spectrum of clear thermal signatures, allowing them to distinguish living creatures from the cold stone around them.
  • Activatable Magic
    • Resonant Sight (Action): The user can slide the articulated lenses over their eyes, fully engaging them. For the next 10 minutes, they gain Tremorsense with a radius of 30 feet. This allows them to automatically detect and pinpoint the origin of any vibration within range, provided the source is in contact with the same ground or body of stone. This ability can be used three times per long rest.
    • Focused Analysis (Action): The user can focus the lenses on a single object or a 5-foot section of a structure for one minute of intense concentration. The lenses gather detailed vibrational and thermal data, revealing hidden mechanisms, internal stress fractures, or the faint resonant outline of latent magical auras. This grants the user advantage on their next skill check made to disarm, repair, understand, or break the target of their analysis.
  • Tags: Kwe-Sar, Artificer, Head Slot, Sensory Enhancer, Geode, Crystal, Thermal Vision, Tremorsense, Masterwork, Diagnostic Tool, Perception, Investigation, Darkvision, Seismic Sense, Truth Seeker, Anti-Illusion, Sonic Resistance, Utility, Legendary, Structural Analysis, Clairvoyance

The Resonant Geode Lenses 909 are a legendary artifact, not a standard piece of merchandise. As the masterwork of a legendary, blind artisan, they are exceptionally rare. Finding them for sale would be the result of a significant event—their recovery from a lost ruin, the death of their previous owner, or their reluctant sale by a collector.

1. The Obsidian Seer’s Sanctum (Korra-Shar, Acheulean)

The Shop and Location: This is not a shop but the hallowed workshop and archive of the Lens-Wright Val-Kesh, now maintained by a small, cloistered order of Kwe-Sar artisans who revere her memory. Located in a sound-proofed cavern deep within the basalt cliffs of Korra-Shar, the Sanctum is a place of absolute silence, where the only light comes from geothermal vents and the faint glow of raw crystals. One does not simply walk in; an audience must be requested and granted, a process that can take weeks.

The Transaction: The lenses would likely not be for sale here, but if the order had recovered them, they might be willing to part with them to a Kwe-Sar of extraordinary merit who could prove a worthy successor to Val-Kesh’s philosophy. This would involve a series of trials: navigating the Silent Deeps, identifying flawed materials by resonance alone, and demonstrating a profound respect for the craft. Selling the lenses to the Sanctum would be seen as returning a holy relic to its home. The order would pay a respectable price, viewing it as a sacred duty.

The Cost:

  • To Buy (Acquire): 1,800 Rhodium and the completion of a perilous quest. The monetary cost is secondary to proving one’s worthiness to carry Val-Kesh’s legacy.
  • To Sell: 1,000 Rhodium. The price is fair and non-negotiable, representing the order’s deep respect for the artifact.

2. The Cartographer’s Eye (High-End Trade Metropolis)

The Shop and Location: The Cartographer’s Eye is a specialty shop in a neutral trade city, known for dealing in rare maps, esoteric survey equipment, and unique sensory devices. The shop is owned by a retired explorer, a shrewd but honest merchant who values function and history. The interior is dimly lit and smells of old parchment and oiled leather, filled with astrolabes, spyglasses of impossible design, and magically preserved charts.

The Transaction: The proprietor would have acquired the lenses through a reputable source, perhaps an adventurer’s estate sale. He would know their legend and appreciate their unparalleled utility for exploration and dungeoneering. A buyer would need to demonstrate knowledge of such devices to be taken seriously. The merchant would allow a careful inspection, perhaps even a brief, supervised test. Selling the lenses here would involve a lengthy appraisal process, where the merchant authenticates their origin and tests their function before making a fair, market-based offer.

The Cost:

  • To Buy: 1,500 Rhodium. The price is high, reflecting the item’s legendary status and its immense practical value to explorers, miners, and treasure hunters.
  • To Sell: 700 – 850 Rhodium, depending on the merchant’s current clientele and his ability to move such a high-value, specialized item.

3. The Whispering Bazaar (Clandestine Location)

The Shop and Location: This is a secret, invitation-only market that materializes in the forgotten tunnels beneath a major city for a single night before vanishing. It is a place where information brokers, master thieves, and disgraced nobles trade in secrets, artifacts, and items too sensitive for the open market. The “shop” is a dimly lit stall run by a hooded figure who deals exclusively in items related to perception—magical eyes, scrying devices, and tools of espionage.

The Transaction: The lenses would appear here with a dark history, likely having been stolen from a vault or pried from their previous owner. The seller would know only that they are a powerful sensory device. The transaction is swift, silent, and conducted with coded language. The price is based on the item’s immediate, practical application for theft or assassination (e.g., “seeing” through walls). There are no guarantees and no returns. Selling to this vendor is a quick way to offload a high-profile item for untraceable currency, but it means the lenses will almost certainly be used for nefarious purposes.

The Cost:

  • To Buy: 1,100 Rhodium. The price is a bargain for those who can use the lenses’ power to acquire far greater wealth, but the purchase will attract the attention of the bazaar’s dangerous clientele.
  • To Sell: 500 Rhodium. The vendor offers a low price, knowing the seller is likely desperate and has no other legitimate avenues to sell such a recognizable and stolen artifact.

The Resonant Geode Lenses 909 are not a weapon but a sophisticated sensory tool. Their use in offense and defense is therefore indirect, focusing on providing tactical intelligence, negating enemy advantages, and creating opportunities for allies to exploit.

1. In a Labyrinthine, Trapped Ruin

This environment of darkness, hidden dangers, and unstable architecture is where the lenses truly excel, turning a deadly liability into a tactical advantage.

Defensive Roleplay

  • The Situation: The party enters a large, dark chamber. The floor is covered in ornate but treacherous-looking tiles, and the air is suspiciously still.
  • How it’s Used: Sar-Elun would activate Resonant Sight. He becomes the party’s ultimate minesweeper, perceiving dangers that are invisible to the naked eye.
    • Roleplay Description: “Sar-Elun slides the lenses over his eyes. The visual world of shadow and stone dissolves. ‘Halt,’ he says, his voice flat. He raises a hand, not looking but feeling the room. ‘The floor is a pressure plate mosaic. I can feel the mechanisms beneath—gears and springs. Most are rusted solid, but there are three active plates in a direct path to the door. I can also feel a hollow space in the western wall… a cavity large enough for an ambush. The heat signatures confirm it. Two creatures, waiting.’ He provides a safe path while simultaneously negating a surprise attack.”

Offensive Roleplay

  • The Situation: A massive stone golem guards a passageway. It is slow but seemingly indestructible, and the party’s weapons are having little effect on its thick hide.
  • How it’s Used: A direct attack is inefficient. Sar-Elun uses Focused Analysis to find a weakness, turning the brute force encounter into a surgical strike.
    • Roleplay Description: “He gestures for his allies to fall back. ‘Continue the assault, but do not commit. I need to analyze its structure.’ He focuses the lenses on the golem, his head tilting as he processes the flood of information. For a full minute, he is silent, ignoring the battle around him. Then he speaks, his voice precise. ‘There is a primary stress fracture in its left knee joint, concealed by the outer plating. And its power source… a crystal in its chest… it has a harmonic flaw. A sufficiently powerful sonic or force-based impact to that specific spot will shatter it.’ He has given the party a clear, actionable weak point to end the fight.”

2. In a Bustling Urban Marketplace

Here, combat is not the primary concern. The lenses become a tool for intrigue, tracking, and information gathering, cutting through the noise of the crowd.

Defensive Roleplay

  • The Situation: The party has made a deal with a shady contact, but they suspect a double-cross or that they are being followed by guild assassins.
  • How it’s Used: Sar-Elun uses Resonant Sight to track unseen threats through the vibrations of the crowd.
    • Roleplay Description: “Finding a quiet alcove, Sar-Elun engages the lenses. The roar of the market becomes a complex tapestry of vibrations. ‘We are being followed,’ he states calmly. ‘Two sets of footsteps. They are professionals… their pace is matched to ours, but their footfalls are lighter, attempting to mask their presence. They are using the crowd to mask their approach.’ He then guides the party, not to escape, but to control the situation. ‘Turn left at the fountain. I feel a narrow, stone-walled alley. We will use it as a chokepoint. Their thermal signatures show they are armed with daggers, not bows. They will have to engage us on our terms.’”

Offensive Roleplay

  • The Situation: The party needs to find and identify a corrupt city official who is accepting a bribe in a crowded teahouse, but they only know he carries a specific magical item.
  • How it’s Used: Sar-Elun cannot see magic, but he can use Focused Analysis to feel its faint resonant echo, allowing him to pinpoint the target without alerting anyone.
    • Roleplay Description: “Sar-Elun sips his tea, his eyes seemingly closed in thought. In reality, the lenses are active beneath his brow. He scans the room, not looking at faces, but feeling the objects people carry. He dismisses the common magical trinkets—good luck charms, minor enchanted jewelry. He is searching for a specific harmonic frequency he was told about. After a moment, his focus sharpens. ‘There,’ he murmurs to his companion, his gaze still unfocused. ‘The man in the corner, with the silk robes. The scroll case he carries… it resonates. That is our target.’ He has effectively identified the target of their “attack” on the official’s secrecy.”

3. In a Foggy, Uneven Battlefield

In an open battle, the lenses negate environmental penalties and provide unparalleled tactical command, turning Sar-Elun into the party’s fire-control center.

Defensive Roleplay

  • The Situation: The party is caught in a thick, magical fog, and the sounds of approaching enemies are all around them. They are effectively blind and vulnerable to ambush.
  • How it’s Used: For Sar-Elun, the fog is irrelevant. He activates his Thermal Vision, becoming the party’s unblinking watchtower.
    • Roleplay Description: “While his allies draw close, weapons ready for an attack from any direction, Sar-Elun stands perfectly still. ‘The fog is a non-factor,’ he states. To him, the world is a clear picture of fiery shapes against a cool, grey background. ‘Two hostiles approaching from the right flank, using the rock outcropping for cover. One more climbing the ridge to our rear—an archer. Hold your positions. I will call out the targets as they enter optimal range.’ He completely neutralizes the enemy’s ambush, providing perfect defensive intelligence.”

Offensive Roleplay

  • The Situation: A monstrous, burrowing creature is attacking the party, bursting from the ground to strike before disappearing again. They cannot predict where it will surface next.
  • How it’s Used: Sar-Elun engages Resonant Sight and its Tremorsense, tracking the creature’s movements beneath the earth and directing the party’s attacks.
    • Roleplay Description: “Ignoring the chaos, Sar-Elun plants his feet and focuses on the ground. ‘I feel it,’ he announces. The vibrations of the massive creature moving through the soil are as clear as footprints to him. He points to a spot of undisturbed earth thirty feet away. ‘It is circling. It will surface there in three… two… one…’ As the ground begins to swell, his allies are already in position, unleashing their most powerful attacks the moment the monster emerges. He has turned a chaotic guessing game into a precise, coordinated offensive strike.”

Perception of Activation:

User’s Perspective (Sar-Elun)

  • Somatic & Auditory: The activation begins with a subtle, internal click as the articulated lenses slide into place over your eyes. There is no loud noise, but you perceive a faint, high-frequency hum that seems to resonate directly with the bones in your skull. You feel a slight, cool pressure at your temples where the device makes contact.
  • Visual: The world’s colors momentarily desaturate, replaced by a new layer of sensory data. The primary visual input is now a shimmering tapestry of heat signatures, with living creatures appearing as bright, fiery outlines against the cool grey and blue of the inanimate world. Straight lines and solid objects have a faint, vibrating “edge” to them.
  • Extrasensory (Thermal Sense): Your natural ability is focused and magnified to an incredible degree. You can differentiate between the fading heat of a recent footstep and the constant, low-grade heat of a dormant machine. You can see the flow of warm air currents in a room.
  • Extrasensory (Lithic Resonance): This is the most profound shift. The world gains a new dimension. You feel the constant, low-grade vibration of the ground beneath you. Footsteps are no longer just sounds; they are distinct, rhythmic impacts you can feel approaching from a distance. You perceive the internal structure of stone as a dense, humming matrix, and can feel the hollow spaces of hidden passages or the subtle discontinuity of a pressure plate.
  • Extrasensory (Arcane Perception): While not its primary function, the magically-attuned crystals give you a passive sense of powerful enchantments. Strong, active magical effects on objects or people have a “buzzing” or “static” quality that disrupts the otherwise clear resonant picture.

Observer’s Perspective

  • Auditory: From the outside, the activation is nearly silent. A keen-eared observer might catch a soft snick as the lenses deploy, but there is no hum or sound.
  • Visual: The most noticeable change is the lenses themselves. The multi-faceted crystals, once semi-translucent, now glow with a faint, internal, silvery light. They no longer reflect the world but seem to be observing it with their own luminescence. Anyone looking closely into the lenses will not see the user’s eyes, but a complex, shifting pattern of light, like a star chart.
  • Somatic: There is no perceivable change in temperature or energy. The device is entirely self-contained.
  • Extrasensory (Arcane Perception): A magic-user would perceive the device shifting from a dormant state to an active one. They would sense a subtle but constant magical effect, primarily of the Divination school, emanating from the user. It feels like a low-power, wide-area scanning spell that is constantly active.

Positives

  • Subtlety and Stealth: Unlike the Regulator, the Lenses’ activation is quiet and subtle. It does not announce its use with loud noises or bright flashes, making it the perfect tool for stealth, infiltration, and observation without alerting the target.
  • Information Superiority: The user gains a massive amount of non-visual information, allowing them to detect ambushes, find hidden paths, and identify threats long before a normal person could. This grants them and their party a significant tactical advantage.
  • Non-Provocative: Activating the lenses is not an act of aggression. It can be done in a social situation without causing alarm, allowing the user to gather information discreetly.

Negatives

  • Sensory Overload: In a “noisy” environment (like an earthquake, a battlefield with many explosions, or a room filled with powerful, clashing magical auras), the sheer volume of incoming sensory data can be overwhelming. This could be disorienting and impose a penalty on the user’s own actions until they can filter the information.
  • Loss of Normal Perception: While active, the user is primarily seeing heat and feeling vibrations. This can make it difficult to perceive things that lack a strong thermal or resonant signature, such as illusions, certain types of incorporeal undead, or fine details like written text on a page.
  • Vulnerability: The focus required to interpret the new senses can leave the user vulnerable to mundane threats they might otherwise notice, like a pickpocket in a crowd (who they might feel but misinterpret) or a thrown object they don’t register as a threat in the thermal/resonant landscape.

Val-Kesh’s Blueprint for the Resonant Lens

This is not a simple crafting schematic but a transcription of the legendary techniques used by the blind artisan, Val-Kesh. To recreate her masterwork requires not only unparalleled skill but a deep, philosophical understanding of perception itself. The process is one of attunement and precision, where the crafter must learn to feel the materials rather than simply see them.

Materials Needed

  • 1x Heart of a Silent Geode: The primary component. This cannot be a normal geode. It must be sourced from a location of immense geological pressure and magical silence, where sound is unnaturally dampened. The crystalline structure must be flawless and resonate with a low, internal hum.
  • 3x Ingots of Cold-Forged Dark Iron: This specific type of iron is processed without the use of intense heat, a difficult and lengthy procedure that makes it resonantly neutral and resistant to magical interference.
  • 2x Petrified Tears of a Cockatrice: These small, perfectly clear crystalline stones are harvested from the lairs of cockatrices. They are believed to hold the petrifying gaze in a latent, stable state, making them ideal for focusing perception.
  • 1 spool of Phase Spider Silk: The filaments of a phase spider’s web are needed to create the articulated joints of the lenses. Its ability to vibrate between planes makes it exceptionally sensitive to subtle shifts in the environment.
  • 1 pinch of Dust from a Whispering Moth’s Wing: This magically inert dust is used to insulate the lenses within their frame, perfectly dampening any external sonic vibrations that might interfere with the user’s Lithic Resonance.

Tools Required

  • Masterwork Jeweler’s Tools: Essential for the microscopic faceting of the crystalline lenses. Standard tools will shatter the delicate materials.
  • Acoustically Shielded Workshop: The delicate work of cutting and tuning the geode must be performed in an environment of absolute silence to prevent resonant interference.
  • A set of Resonance Tuning Forks: Specially crafted forks made of different alloys, used to test and calibrate the resonant frequency of the lenses to match that of the intended user.
  • A Cold-Forge: A specialized set of tools that shape metal through immense pressure and magical cooling rather than heat, necessary for working the Dark Iron.

Skill Requirements

  • Mastery in Jeweler’s Tools: The ability to cut and polish the delicate crystals with microscopic precision is paramount.
  • Expertise in Arcana: The crafter must be able to perceive and understand the latent magical properties of the components to properly integrate them.
  • Proficiency with Smith’s Tools: Required for the difficult and unusual process of cold-forging the framework.
  • Trait Requirement: Must possess natural Thermal Sense and Lithic Resonance. The lenses are an amplifier, not a generator, of these senses. A crafter without them cannot properly tune the device, and a user without them cannot activate it.

Crafting Steps

  1. Geode Scrying: The process begins in the Acoustically Shielded Workshop. The crafter must meditate with the Silent Geode Heartstone for several hours, using their own Lithic Resonance to map the internal crystalline structures and identify the “focal point”—the area of purest resonance within the stone.
  2. Lens Faceting: This is the most demanding step. Using the Masterwork Jeweler’s Tools, the crafter must carefully cut and facet the Petrified Cockatrice Tears into a series of articulated, interlocking lenses. This is done entirely by feel and the feedback from the Resonance Tuning Forks, as the crafter must align the facets with the tears’ latent magical properties.
  3. Frame Forging: The Cold-Forge is used to meticulously shape the Dark Iron Ingots into a lightweight but incredibly durable framework that will house the lenses. The Phase Spider Silk is woven into the joints, creating a mechanism that moves with silent, fluid precision.
  4. Insulation and Setting: A paste is made from the Whispering Moth Dust. A fine layer is applied to the inside of the framework. The faceted lenses are then carefully set into this paste, which hardens to create a perfect, vibration-proof seal.
  5. Resonant Attunement: The intended user of the lenses must be present for this final, critical step. The crafter uses the Resonance Tuning Forks, striking them and holding them near the device. They then make microscopic adjustments to the lenses and framework, slowly and carefully tuning the entire apparatus until it resonates in perfect harmony with the user’s own unique biological and spiritual frequency. A successful attunement will cause the lenses to emit a faint, silvery light. An imperfect tuning will result in a discordant hum that can cause headaches and distorted perception in the wearer.

Chronicle of Eye-Stones

What is written here is from a time long passed, taken from the stone tablets found in the silent places. The glyphs were old when they were carved, and their meaning shifts like smoke, for the tongue that spoke them is no more. This is the telling, as it is best understood.

In the days of the first Kwe-Sar kings, when the mountains were younger and spoke in louder voices, there lived a carver. Her name is given as Val-Kesh, which some say means “Stone-Seer” and others “Truthful Hand.” And it was so that her eyes were closed to the world of light from the day of her making. She did not see the sun. She did not see the shadow. To the other Stone-Folk, she was a thing of pity, for what is a carver who cannot see the shape of her own work?

But Val-Kesh was not blind. Her sight was but different. She placed her hands upon the stone and felt its heart, its cracks, its strengths. This was the Earth-Feeling. She stood in the great forges and saw not the flames, but the shape of the heat itself, a dance of bright colors that no open eye could see. This was the Heat-Sight. And she knew that the world seen by open eyes was a world of lies, a deceiving-picture made of fleeting light. The true world was a thing of substance and of fire.

Then a great sorrow came to the land of Acheulean. From a place the scrolls do not name—some say from between the stars, others from a crack in the world—came a thing of deception. It was called the Glamour-Weaver. It had no true form, but it spun pictures from light and lies. It made the people see fields of gems where there were only sharp rocks. It made them see invading armies where there was only wind. It made them see trusted friends as slavering monsters. And the Kwe-Sar, a people of truth, were driven to madness by the Light-Lie, for they believed their eyes.

The warriors swung their hammers at shadows. The mothers hid their children from their own fathers. The Greybeards of the council made rulings based on the deceiving-pictures, and the great order of Acheulean began to crumble.

Then came the Carver, Val-Kesh, to the council hall. She-of-the-Unseeing-Eyes. She said, “You are fighting a falsehood. The enemy is not an army. It is a single thing, a spider of woven light that nests in the high peaks. I have felt its discordant tremor in the stone. I have seen the cold spot in the world where its false heat does not reach.”

But the Greybeards, their eyes being open, did not give belief to her words. “How can you, whose eyes are sealed, see what our great warriors cannot?” they asked. “You speak of feelings and heat-shapes. We speak of what is real.” And they cast her out.

Val-Kesh knew that words were not enough. She had to give them her eyes. She went on a great journey, not to the sunlit peaks, but down into the deep places of the earth, to the cavern called the Silent Deep, where sound itself goes to die. She walked for days in the utter black, guided only by the Stone-Song of the mountain’s heart. There, where the pressure of the world had crushed all noise, she found what she sought. The scrolls call it a geode, a great stone egg. It was offered to her by the mountain, for she was the only one who could hear its silent, resonant voice.

She brought the stone egg back to her workshop. For a year and a day, she worked. She did not use a hammer, for that would be too loud. She did not use a chisel, for that was a tool of seeing hands. She used fine threads of spider-silk and the patient pressure of her own fingers. She listened to the geode with her Earth-Feeling and found its truest heart. She coaxed it open. Inside, it was filled with crystals that shone with a light that was not light, a silver glow that held the silence of the deep earth.

From these crystals, she began to grind the Eye-Stones. She worked by touch and by the feeling of heat from her own hands. Each facet she ground was tuned to a different vibration, a different temperature. She set these gems into a frame of cold-forged iron, a metal that does not sing when it is struck.

As she set the final stone, the Deceiver came. It had seen her work through its light-spies and feared her. It filled her small workshop with a terrible glamour. It made her feel the heat of a thousand forges, to trick her Heat-Sight. It made the stone floor tremble as if the mountain were collapsing, to trick her Earth-Feeling. And in the center of this chaos, it took the form of her long-dead mother, calling to her with love.

But Val-Kesh was not fooled. The heat had no shape. The tremors had no source. The voice had no warmth in the true-seeing of her heart. She lifted the finished Resonance-Goggles to her face. She slid them over her unseeing eyes.

And she saw.

She saw the truth. The fire was a cold light. The earthquake was a false vibration. And the shape of her mother was a hollow thing, a puppet of light. But behind it, she saw a point of burning heat, a life-force, and she felt the skittering steps of its true, spider-like legs upon the stone floor. The Light-Lie was peeled away.

She took up a simple carver’s mallet, and with a single, calm step, she walked through the illusion of her mother and struck once at the point of true heat and true sound. There was a shriek that was not a sound but a tearing of light, and the Glamour-Weaver was unmade.

She brought the Eye-Stones to the Greybeards. The high chieftain put them on, and he cried out, for he saw the world for the first time as it truly was: not a place of colors and shapes, but a vibrant, living tapestry of heat, vibration, and substance, stripped of all deception.

The Moral of the Story: The truest eyes are not those that see the light, but those that perceive the substance.

Suggested conversions to other systems:

Dungeons & Dragons (5th Edition)

Eyes of the Stone-Seer

Wondrous item, very rare (requires attunement)

This sophisticated sensory enhancer is crafted from dark iron and fitted with articulated, multi-faceted crystalline lenses. The device fits snugly around the temples, allowing the lenses to be retracted or engaged over the eyes at will. The crystals, cut from a single massive geode, hum with a faint internal energy.

  • You gain a +2 bonus to Wisdom (Perception) and Intelligence (Investigation) checks.
  • You have advantage on saving throws against being blinded or deafened.
  • True Sight. You gain darkvision out to a range of 60 feet. Within this range, you do not see in shades of gray, but as a clear spectrum of thermal heat signatures.

The lenses have 5 charges. They regain 1d4 + 1 expended charges daily at dawn. You can expend charges to gain the following benefits:

  • Tremorsense. As a bonus action, you can expend 1 charge to gain tremorsense out to a range of 30 feet for 1 hour.
  • See Invisibility. As an action, you can expend 2 charges to gain the effects of the see invisibility spell for 10 minutes.
  • Glimpse of Truth. As an action, you can expend 3 charges to gain the effects of the trueseeing spell for 1 minute.

Call of Cthulhu (7th Edition)

The Val-Kesh Crystalline Perceptor

This is a strange device of articulated lenses set in a bizarre, dark iron frame. The crystals are cut with non-Euclidean geometry that seems to shift when not directly observed. The device allows the wearer to perceive the world in alien sensory modalities, a process that can be taxing on a human mind.

  • Passive Attunement: While wearing the Perceptor (even if inactive), the user’s mind is sharpened to minute details. The user gains a bonus die on all Spot Hidden and Listen rolls.
  • Active Perception: The user can choose to fully activate the lenses to perceive the “truth” of their surroundings. This requires a Sanity roll (0/1d4 SAN) each time it is activated. For the next hour, the user perceives the world through a combination of heat and vibration. This grants the following effects:
    • The user can perceive the heat signatures of living creatures, even through most walls or in complete darkness.
    • The user automatically detects the location of anything moving on the same solid surface as them within 20 yards.
    • This perception may reveal the true, horrific forms of certain Mythos entities disguised by glamours or psychic suggestion. Witnessing such a truth may call for a more severe Sanity roll at the Keeper’s discretion.
  • Sensory Disconnect: While Active Perception is engaged, the user is processing alien sensory input. They suffer a penalty die on all social interaction rolls (e.g., Charm, Fast Talk, Intimidate, Persuade).

Blades in the Dark

The Blind Artisan’s Truth-Lenses

An artifact from a forgotten master artisan, these crystalline lenses are said to reveal the truth beneath all falsehoods. They hum with a silent vibration that only the user can feel, a connection to the bones of the city itself.

This is a rare artifact that allows you to perceive the world in heat and vibration.

  • You have fictional permission to see the heat of living things (even through walls) and feel the vibrations of movement through structures.
  • When you Survey a location to assess threats or find hidden things, you gain +1 effect.
  • When you attempt to disable a trap or open a secret passage, you gain +1d to your action roll.
  • You can push yourself to follow someone through a building perfectly without ever needing to see them, tracking them purely by the vibrations of their footsteps.
  • Cost: Seeing the world’s true nature can be unsettling. When you use the lenses to uncover a particularly deep or disturbing secret, the GM might start a 4-segment clock for “Unwanted Revelations” or inflict 1 or 2 Stress as you glimpse things not meant for mortal eyes.

Knave (2nd Edition)

Geode Goggles

A pair of articulated crystalline lenses in a dark iron frame. They are strangely cool to the touch and hum with a barely perceptible vibration.

  • Slots: Takes up 1 inventory slot (worn on the head).
  • Passive: While wearing the goggles, you can see in complete darkness up to 60ft. Your vision in darkness is a spectrum of heat signatures (hot things appear bright white, cold things appear pitch black).
  • Active: Once per day, you may activate the goggles’ full power for 10 minutes. While active, you automatically feel the precise location of any creature moving while in contact with the same stone floor or wall as you, up to 60ft away. You also automatically notice any non-magical structural traps (like pressure plates or tripwires connected to stone) within that range.

Fate Core System

The Lenses of Resonant Truth

This is an Extra, representing a powerful sensory artifact that becomes a core part of the character’s identity.

  • Aspects:
    • High Concept: Artifact That Sees the World’s True Nature
    • Trouble: Overwhelmed by Sensory Input
    • Other: Crafted by the Blind Artisan, Val-Kesh
  • Stunts:
    • Structural Intuition: Because you can feel the stress and vibrations in your surroundings, you gain a +2 bonus to Overcome actions when dealing with the physical environment, such as finding a weak point in a wall, navigating a collapsing ruin, or disabling a mechanical trap.
    • Glimpse of Truth: You can see beyond mere light and shadow. Once per scene, you can spend a Fate Point to see through any one illusion, disguise, or visual concealment. This reveals the “truth” of what you are looking at—the heat signature and physical substance of the thing itself.
    • Resonant Tracker: Because you can feel the vibrations of movement, you can follow a target through a building or across solid ground without needing to see them. When you Create an Advantage to track someone in this way, you get an additional free invocation on a success.

Numenera & Cypher System

The Geodic Lens of Lithic Perception

This is an artifact that must be fitted and attuned to the user, augmenting their natural senses with alien modalities.

  • Level: 7
  • Form: A lightweight, dark iron apparatus holding multi-faceted crystalline lenses that fits over the head.
  • Effect: The lenses translate ambient kinetic and thermal energy into a coherent visual picture for the user.
    • Passive: The user is trained in all tasks involving perception, including finding hidden things, spotting ambushes, and noticing minute details.
    • Active (Tremor Sense): The user can feel the location of any moving creature or object in contact with the ground within a long distance. Effort to perform this action is decreased by two steps.
    • Active (Thermal Sight): The user can see the heat signatures of living creatures and active machinery, even through solid matter up to a short distance. When active, this grants the user one free level of Effort on any task to see through darkness, fog, or physical barriers.
  • Depletion: 1 in 1d20. (Check for depletion each time one of the Active abilities is used for more than a minute).

Pathfinder (2nd Edition)

Val-Kesh’s Truth-Seeing Lenses

Item 16 Unique, Invested, Magical, Divination Usage worn eyepiece; Bulk L

This sophisticated device of dark iron and articulated crystals fits snugly around the head. The lenses can be worn retracted or slid over the eyes to activate their full power.

Passive When invested, the lenses grant you a +3 item bonus to Perception and a +2 item bonus to Society checks to Decipher Writing. You also gain darkvision.

Activate [one-action] (concentrate) Frequency once per minute; Effect You slide the lenses into place. You gain tremorsense with a range of 30 feet for 1 minute.

Activate [two-actions] (concentrate, revelation) Frequency once per day; Effect You focus the lenses to perceive the absolute truth of your surroundings. You gain the effects of a 7th-level true seeing spell for 10 minutes.

Savage Worlds Adventure Edition (SWADE)

The Lenses of the Blind Seer

A legendary artifact from Acheulean, these crystalline lenses are said to reveal the world as it truly is, stripped of all lies and illusion.

  • Requirements: Seasoned, Smarts d8+
  • Passive Bonuses:
    • Keen Senses: The wearer is a master of perception. They gain a +2 bonus to all Notice rolls.
    • Dark Sight: The wearer ignores all Illumination penalties. They see in a spectrum of heat, allowing them to distinguish living creatures from their surroundings in pitch darkness.
  • Granted Powers:
    • Environmental Awareness: By making a successful Notice roll, the wearer can detect all moving creatures on the same surface within a Large Burst Template centered on themself. This works even if they cannot see them.
    • Piercing Gaze: The wearer may spend a Benny to automatically see through any mundane disguise or illusion for the remainder of the scene. If the illusion is magical in nature, this grants them an immediate roll to break the effect with a +2 bonus.

Shadowrun, Sixth World

Ares “Truth-Hound” Sensor Suite

A piece of bleeding-edge, military-grade cyberware from Ares Macrotechnology, this ocular system replaces the user’s natural eyes with a sophisticated package that integrates thermographic, ultrasonic, and magically-active sensors. Ares markets it to elite special forces and high-threat corporate extraction teams.

  • Type: Cyberware (Eyes)
  • Rating: 4
  • Essence: 0.75
  • Availability: 18R
  • Cost: 120,000¥

Game Effects:

  • Integrated Vision: The suite comes standard with Thermographic Vision, Low-Light Vision, and Flare Compensation.
  • Truth-Sense: The system’s analytical software and multi-spectrum sensors are designed to detect minute disturbances. The user gains a dice pool bonus equal to the device’s Rating (4) on all Perception tests to spot hidden, invisible, or disguised targets.
  • Active Resonance Mapping (Major Action): The user can trigger an ultrasonic pulse to create a perfect, 3D map of their immediate surroundings. For the next Combat Turn, they gain Blindsight out to 20 meters, ignoring all penalties from darkness, fog, and non-magical visual cover.
  • Aura Filter (Simple Action): If the user is Awakened, they can attune the device to the astral plane. For the next Combat Turn, they may use this device as an Assensing Focus, gaining Edge on any one Assensing test made to read an aura or detect a magical illusion.

Starfinder

Lens of the Corpse Fleet Seer

Level 17; Price 250,000 credits; Slot eyes; Bulk L

These strange crystalline lenses are set in a frame of impossibly dark metal, occasionally salvaged from the wreckage of Corpse Fleet vessels. They seem to absorb the light around them, granting the wearer a form of perception that borders on necromantic divination, allowing them to see the hidden heat and life of the universe.

Effects:

  • The user gains a +4 insight bonus to Perception and Sense Motive checks.
  • The user gains darkvision with a range of 120 feet.
  • The user gains tremorsense (vibration) with a range of 30 feet.
  • The user’s vision is not blocked by non-magical forms of concealment, such as smoke, fog, or foliage.

Abilities:

  • Glimpse of True Form (1/day): As a standard action, the user can activate the lenses’ full divinatory power. For the next 10 minutes, they gain the benefits of the true seeing spell.

Traveller (Mongoose 2nd Edition)

Ancient Multi-Spectrum Sensor Visor (AN-MSSV)

A relic of the Ancients, this sleek, dark visor is made of unknown alloys and functions without a discernible power source. When worn, it seamlessly interfaces with the user’s optical nerves, feeding them a constant stream of multi-layered sensory data that would overwhelm a lesser mind.

  • TL: 17
  • Mass: 0.5 kg
  • Power: —
  • Cost: MCr10 (artifact prices may vary)

Effects:

  • The visor integrates a sophisticated suite of passive and active sensors, granting the following benefits:
    • The user ignores all negative DMs from darkness, smoke, fog, and other visual obscurants.
    • The user gains DM+3 on all Recon and Survival (tracking) checks.
    • Structural Analysis: Once per day, the user can perform a detailed scan of a structure, vehicle, or object. This is a Difficult (10+) Intellect check that takes one minute. On a success, the Referee will reveal one critical piece of hidden information (a structural weakness, a secret compartment, a concealed power source, etc.).
    • Seismic Detection: The integrated seismic sensor automatically detects any significant movement in contact with the ground within 20 meters, even through walls. This provides an automatic warning against most surprise attacks from these vectors, preventing the user from being surprised.

Warhammer Fantasy Roleplay (4th Edition)

The Crystal Lenses of Ulthuan

An artifact of the High Elves from a forgotten age, these impossibly delicate lenses are set in a framework of pure ithilmar that seems to weigh nothing. Each lens is a flawless crystal, faceted in a way that seems to bend and analyze the very light that passes through it, revealing the world’s true substance and dispelling all shadow and illusion.

This is a unique magical artifact of immense power. It is priceless.

  • Qualities: This item has the Magical, Fine, and Unbreakable Qualities.
  • Passive Effects: The wearer’s perception is honed to a supernatural degree.
    • They gain a +20 bonus to all Perception Tests.
    • They are immune to all mundane and magical forms of blindness and ignore all negative modifiers from darkness, fog, or smoke.
  • Glimpse the True Wind (Action): Once per day, you may activate the lenses by making a Challenging (+0) Cool Test. If successful, for the next hour you can see the Winds of Magic as described in the Witchsight Talent. Furthermore, during this time you automatically see through all non-magical illusions, disguises, and any form of invisibility.
  • Sense the Unseen: While the lenses are worn, you do not need to actively search for secret doors or hidden compartments. Whenever you pass within a number of yards equal to your Intelligence Bonus of such a feature, you may make a secret, passive Perception Test to notice it.
  • Drawback: The world of unfiltered truth can be jarring. Whenever you are Surprised, you must make a Challenging (+0) Cool Test or gain 1 Fatigued Condition as your mind reels from the sudden, unexpected influx of perfect sensory information.