
Spell
Oni Blood Art Demon Takeover
This dark and forbidden art grants those of mixed oni descent the ability to fully embrace their demonic lineage, unlocking the raw power that courses through their blood. Upon activation, the user's body undergoes a supernatural transformation, granting them the legendary strength and preternatural speed for which oni are feared across the realms. Their physical form becomes infused with otherworldly power, allowing them to move with incredible swiftness and strike with devastating force. Beyond mere physical enhancement, this art grants access to hellfire—a supernatural flame born from the depths of the infernal planes that burns hotter than any mortal fire. The user can channel this infernal energy through their attacks and abilities, wielding it as both weapon and tool. This transformation comes at a cost, however, as the demonic influence threatens to overwhelm the user's mortal consciousness with each use. Only those with sufficient willpower and understanding of their dual nature can safely harness this perilous power without losing themselves to their oni heritage.
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What this public profile contains
This view-only profile includes a creator-written description; 7 labeled detail fields; 2 structured sections; 1 artwork image supplied by the creator.
- Creation type
- Spell
- Shared by
- KaiKusanagi1000
- Connected worlds
- 1
- Detail fields
- 7
- Profile sections
- 2
- Artwork images
- 1
Details
- School
- Transmutation
- Level
- 3
- Duration
- 1 minute
- Range
- self
- Area of effect
- none
- Ritual
- No
- Concentration
- Yes
Components
Verbal
A guttural chant invoking the oni spirits.
Somatic
A series of swift, flowing gestures mimicking the movements of an oni.
Material
A drop of the caster's blood mixed with ash from a burnt oni effigy.
Effects
Effects
Upon activation, the caster gains a +4 bonus to Strength and Dexterity scores, and their movement speed increases by 10 feet. Additionally, the caster can deal an extra 2d6 fire damage with melee attacks while the spell is active. However, the caster must succeed on a Wisdom saving throw (DC 15) at the end of each of their turns or take 1d6 psychic damage as the demonic influence threatens to overwhelm their consciousness.
Public creation
Worldbuilding Context
Oni Blood Art Demon Takeover is a public spell profile shared by KaiKusanagi1000through Summon Worlds. This view keeps the creator's public information together with clear attribution and links to any connected public Worlds; it does not add story details beyond the fields shown on the profile.
This creation is connected to Umbral Shogunate, where its details can support consistent characters, locations, lore, and ongoing storytelling across the wider World.
World connections
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