Bone Devil

Large, fiend, lawful evil

CR 9AC 19HP 142 (15d10)

Speed fly 40 ft, walk 40 ft

str: 18; (+4)
dex: 16; (+3)
con: 18; (+4)
int: 13; (+1)
wis: 14; (+2)
cha: 16; (+3)

Saving Throws CHA +7, INT +5, WIS +6

Skills insight +6, deception +7

Damage Resistances cold, bludgeoning, piercing, and slashing from nonmagical weapons that aren't silvered

Damage Immunities fire, poison

Condition Immunities Poisoned

Senses darkvision: 120 ft., passive_perception: 12

Languages Infernal, telepathy 120 ft.

Traits

Devil's Sight. Magical darkness doesn't impede the devil's darkvision.

Magic Resistance. The devil has advantage on saving throws against spells and other magical effects.

Actions

Multiattack. The devil makes three attacks: two with its claws and one with its sting.

Claw. Melee Weapon Attack: +8 to hit, reach 10 ft., one target. Hit: 8 (1d8 + 4) slashing damage.

Sting. Melee Weapon Attack: +8 to hit, reach 10 ft., one target. Hit: 13 (2d8 + 4) piercing damage plus 17 (5d6) poison damage, and the target must succeed on a DC 14 Constitution saving throw or become poisoned for 1 minute. The target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.