- 7 (2,900 XP)
Magic Weapons. The oni’s weapon attacks are magical.
Maneuvers. The oni uses maneuvers (maneuver save DC 15). It has 10 stamina dice which are d8s, a dice limit of 3, regains all expended stamina dice when it finishes a long rest and regains half its total stamina dice when it finishes a short rest, and knows the following maneuvers:
3 stamina dice: knockout
Regeneration. The oni regains 10 health at the start of its turn if it has at least 1 health.
Spellcasting. The oni’s spellcasting ability is Charisma (spell save DC 13, +5 to hit with spell attacks). It has 3 mana, a mana limit of 2, regains all expended mana when it finishes a long rest and regains half its total mana (rounded up) when it finishes a short rest, and knows the following spells:
2 mana: gaseous form
Multiattack. The oni makes two attacks, either with its claws or its glaive.
Claw (Oni Form Only). Melee Weapon Attack: +7 to hit, reach 1.5 m. Hit: 8 (1d8 + 4) slashing damage.
Glaive. Melee Weapon Attack: +7 to hit, reach 1.5 m. 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.