Oni

Within the shadowed realms of darkness and deception, the Oni looms as a malevolent and powerful fiend. With their cunning intellect, shapeshifting abilities, and command over dark magic, Onis embody treachery, manipulation, and the relentless pursuit of their own sinister agendas.

Onis possess a towering and imposing form, standing over nine feet tall with broad, muscular frames. Their skin is often a deep shade of blue, and they have wild, unkempt hair that matches their skin color. Their faces are a grotesque blend of human and bestial features, with sharp fangs, glowing eyes, and wicked horns that adorn their foreheads.

One of the most striking abilities of the Oni is their shapeshifting prowess. They can change their form at will, assuming the appearance of other humanoid creatures or even monstrous beings. This ability allows them to infiltrate unsuspecting communities or manipulate others by assuming false identities. Onis can also use their shapeshifting abilities to regenerate wounds, further complicating efforts to defeat them.

Onis are formidable spellcasters, wielding dark and powerful magic to further their nefarious goals. They have mastery over a variety of spells, including illusions, enchantments, and destructive forces. Onis can unleash devastating attacks, manipulate the minds of their victims, and summon allies from other planes to aid them in battle.

These fiendish creatures thrive on chaos and discord. They revel in sowing mistrust and manipulating others for their own gain. Onis are often encountered as lone infiltrators or as the masterminds behind elaborate plots, using their intelligence and magical prowess to manipulate events and further their own malevolent desires.

Encountering an Oni is to face a creature of calculated malevolence and dark magic. Their presence radiates an aura of deceit and manipulation, as they relish in toying with the minds and emotions of those around them. Engaging an Oni requires both physical strength and mental fortitude, as they are formidable adversaries skilled in both combat and spellcasting.

Onis represent the embodiment of deception, manipulation, and the darker aspects of magical power. They serve as reminders of the dangers of trusting appearances and the depths of treachery that can lurk beneath a seemingly benign facade. Whether encountered as cunning adversaries or as the puppetmasters behind larger schemes, Onis add a touch of intrigue and malevolence to the realms of adventure and exploration.

Special Abilities

Innate Spellcasting

The oni’s innate spellcasting ability is Charisma (spell save DC 13). The oni can innately cast the following spells, requiring no material components:

At will: darkness, invisibility
1/day each: charm person, cone of cold, gaseous form, sleep

Magic Weapons

The oni’s weapon attacks are magical.

Regeneration

The oni regains 10 hit points at the start of its turn if it has at least 1 hit point.

Actions

• Multiattack: The oni makes two attacks, either with its claws or its glaive.
• Claw (Oni Form Only): Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 8 (1d8 + 4) slashing damage.
• Glaive: Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 15 (2d10 + 4) slashing damage, or 9 (1d10 + 4) slashing damage in Small or Medium form.
• Change Shape: The oni magically polymorphs into a Small or Medium humanoid, into a Large giant, or back into its true form. Other than its size, its statistics are the same in each form. The only equipment that is transformed is its glaive, which shrinks so that it can be wielded in humanoid form. If the oni dies, it reverts to its true form, and its glaive reverts to its normal size.

Proficiencies

• Saving Throw: DEX +3
• Saving Throw: CON +6
• Saving Throw: WIS +4
• Saving Throw: CHA +5
• Skill: Arcana +5
• Skill: Deception +8
• Skill: Perception +4