b'Spirit Oni \n'b'  Tiny   aberration ,  neutral evil  \n'b'  Armor Class  15 (natural armor)  Hit Points  10 (3d4 + 3)  Speed  10 ft., fly 30 ft.\n'b' STATS STR: 6 (-2) DEX:  19 (+4)  CON:  12 (+1)  INT:  13 (+1)  WIS:  12 (+1)  CHA:  15 (+2)  \n'b'\n'b'\n'b'\n'b'\n'b'\n'b'     Skills   Deception  +6,  Stealth  +8  Damage Resistances  acid, cold, fire, lightning, thunder; bludgeoning, piercing, and slashing from nonmagical weapons that aren\xe2\x80\x99t silvered  Damage Immunities  necrotic, poison  Condition Immunities   charmed ,  exhaustion ,  grappled ,  paralyzed ,  petrified ,  poisoned ,  prone ,  restrained   Senses   darkvision  60 ft., passive  Perception  11  Languages  Abyssal, Common, Giant  Challenge  2 (450 XP) \n'b' Special Traits \n'b'   Innate Spellcasting . The spirit oni\xe2\x80\x99s innate spellcasting ability is  Charisma  (spell save DC 12, +4 to hit with spell attacks). It can innately cast the following spells, requiring no material components:\n'b'\n'b'   At will :  invisibility  (self only),  mage hand  \n'b'  1/day each :  command ,  sleep  \n'b'  1/week : commune \n'b'\n'b'  Mask Symbiosis . A willing Small or Medium creature can wear the spirit oni as a mask. While wearing the mask, the creature sees through the spirit oni\xe2\x80\x99s eyes and speaks through its mouth, and has advantage on  Wisdom  ( Insight ) checks. The spirit oni cannot act independently while being worn as a mask. \n'b'  Actions \n'b'   Multiattack . The spirit oni makes two attacks: one with its bite and one with its gore. \n'b'  Bite .  Melee Weapon Attack : +6 to hit, reach 5 ft., one creature.  Hit : 6 (1d4 + 4) piercing damage. \n'b'  Gore .  Melee Weapon Attack : +6 to hit, reach 5 ft., one creature.  Hit : 7 (1d6 + 4) piercing damage and the target must succeed on a DC 12  Constitution  saving throw or be  poisoned  for 1 hour.'