Voidweaver

medium aberration, neutral evil

D&D 5.5 / SRD 5.2

Challenge 6 (2,300 XP)

Available with DM subscription
STR
14 (+2)
DEX
12 (+1)
CON
18 (+4)
INT
16 (+3)
WIS
14 (+2)
CHA
15 (+2)

Defense

Armor Class
14 (natural armor)
Hit Points
85 (10d8+40 +4)
Speed
30 ft.

Proficiencies & Senses

Saving Throws dex, int
Skills
Arcana +6, Insight +5, Stealth +4, Deception +5, Perception +5
Senses
darkvision 60 ft.
Blindsight (The Voidweaver can see within 30 feet of it in a sphere. It cannot perceive light or color but detects creatures and objects by sensing their presence in the void.)
passive Perception 15

Characteristics

Damage Vulnerabilities
—
Damage Resistances
psychic
Damage Immunities
necrotic
Condition Immunities
poisoned
Languages Deep Speech, telepathy 60 ft.

Traits and Actions

Alien Aura

Trait
Psychic Damage Custom
At the start of each of its turns, the Voidweaver emits a wave of psychic dread. Each creature within 10 feet must succeed on a DC 15 Wisdom saving throw or take 2d6 psychic damage.

Void Step

Trait
Teleportation Custom
When the Voidweaver takes the Disengage action, it can teleport up to 30 feet to an unoccupied space it can see.

Teleportation. Instantaneous movement without crossing intervening space.

Multiattack

Action
The Voidweaver makes two Tentacle attacks.

Tentacle

Action
Weapon Attack Custom
Melee Weapon Attack: +6 to hit, reach 10 ft., one target. Hit: 9 (2d6+2) bludgeoning damage plus 3 (1d6) psychic damage. If the target is Medium or smaller, it is pulled 5 feet toward the Voidweaver.

Mind Shatter

Action
Stunned Custom
Ranged Spell Attack: +6 to hit, range 60 ft., one target. Hit: 18 (4d8) psychic damage. The target must succeed on a DC 15 Intelligence saving throw or be Stunned until the end of its next turn.

Unravel Sanity

Bonus Action
Charmed Custom
The Voidweaver targets one creature it can see within 30 feet. That creature must succeed on a DC 15 Wisdom saving throw or become Charmed by the Voidweaver for 1 minute. The charmed creature regards the Voidweaver as a trusted ally.

Void Shield

Reaction
Disadvantage Custom
When the Voidweaver is targeted by an attack roll, it can use its reaction to impose disadvantage on the roll. This reaction recharges after a long rest.

Running the encounter

Combat Behavior

Tactics

  • Uses Multiattack to control positioning with Tentacle pulls.
  • Reserves Mind Shatter for high-priority targets like spellcasters.
  • Uses Unravel Sanity to turn allies against the party.

Combat Style

Control and Burst Damage

Appearance & presence

Monster Description

The Voidweaver presents a horrifying paradox of form and absence, appearing as a humanoid silhouette composed not of flesh, but of compressed starlight and absolute darkness. Its body is draped in shifting, translucent purple tendrils that seem to dissolve into the surrounding air, leaving trails of glittering void dust in their wake. These tendrils are not merely decorative; they act as sensory organs and weapons, undulating with a rhythmic, hypnotic pulse that suggests a heartbeat from another dimension.

The creature’s face is a swirling nebula of deep indigo and violet, lacking distinct features save for two glowing white orbs that serve as eyes. These eyes do not reflect light but rather absorb it, creating a focal point of intense dread for any who meet its gaze. Floating debris—shards of obsidian, twisted metal, and fragments of forgotten memories—orbits the Voidweaver in a slow, gravitational dance, defying natural physics. When it moves, it does not walk so much as slide across the ground, its feet never truly touching the earth, hovering an inch above surfaces.

The sound associated with its presence is a low, resonant hum that vibrates in the teeth and bones, accompanied by the occasional sharp crackle of psychic energy discharging like static electricity. Its robes, if they can be called such, blend seamlessly into shadows, making the creature appear to merge with the darkness around it. High-contrast lighting emphasizes the ethereal nature of its form, casting long, distorted shadows that move independently of the source light. The overall impression is one of cosmic wrongness, a being that belongs to the spaces between stars, forcing onlookers to question the stability of their own reality.

Instincts & motives

Monster behavior

Voidweavers are solitary predators driven by an insatiable hunger for sentient consciousness, which they harvest through psychological torture rather than physical consumption. They prefer to isolate their prey, using their innate psychic abilities to sow discord among groups before striking. Upon encountering intruders, a Voidweaver will typically attempt to charm or stun key leaders, turning allies against each other while maintaining a safe distance. They view combat not as a test of strength but as a ritual of unraveling, seeking to break the mind before crushing the body.

If overwhelmed, they utilize their Void Step ability to teleport away, often leading pursuers into traps or deeper into hazardous terrain. They are highly intelligent and manipulative, capable of complex deception and strategic retreats. Their social interactions are nonexistent with other creatures, though they may communicate telepathically with Far Realm entities, sharing visions of entropy and despair. To them, mortal life is a fleeting spark worth extinguishing slowly, savoring the fear and confusion generated during the process.

Habitat & life cycle

Ecology

Native to the Far Realm, Voidweavers exist outside standard biological cycles, sustained by ambient psychic energy and the emotional distress of nearby sentient beings. In material planes, they inhabit areas rich in magical residue or locations where reality is thin, such as abandoned temples, cursed ruins, or sites of past massacres. They do not eat food but absorb nutrients directly from the minds of their victims, leaving behind catatonic husks.

Their life cycle is mysterious; they are believed to spawn spontaneously from rifts in space-time, growing stronger as they consume more complex consciousnesses. They have no natural predators due to their alien nature, though powerful abjurers or divine interventions can banish them back to the Far Realm. Ecologically, they act as agents of chaos, disrupting local ecosystems by driving animals mad or causing magical storms. Their presence often corrupts the land, turning vegetation gray and brittle, and causing water sources to taste of ash and iron.

Origins & legends

History

First documented during the Age of Whispers, Voidweavers were blamed for the sudden madness of entire villages along the northern frontier. Scholars initially classified them as demons, but their lack of infernal markings and affinity for the Far Realm corrected this misconception. In recent decades, sightings have increased near ancient gateways, suggesting a coordinated effort by Far Realm entities to breach into the Material Plane. Local legends speak of the 'Thread Puller,' a mythical figure said to unravel the fabric of reality itself.

Adventurers have reported encounters with Voidweavers guarding sealed tombs, hinting at a deeper connection to necromantic practices or forbidden knowledge. One notable account describes a Voidweaver infiltrating a noble court, charming the king and orchestrating a civil war purely for amusement, highlighting their capacity for subtle, devastating influence.

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