Bone Devil

Large fiend · CR 9

Armor Class 19

Hit Points 142 (15d10+60)

Speed fly 40 ft., 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 deception +7, insight +6

Damage Resistances cold; bludgeoning, piercing, and slashing from nonmagical attacks not made with silvered weapons

Damage Immunities fire, poison

Condition Immunities poisoned

Senses darkvision120 ft. , passive Perception 9

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.

Multiattack.: The devil makes three attacks: two with its claws and one with its sting.
Claw. Melee/Ranged Weapon Attack: +8 to hit.: Melee Weapon Attack: +8 to hit, reach 10 ft., one target. Hit: 8 (1d8 + 4) slashing damage.
Sting. Melee/Ranged Weapon Attack: +8 to hit.: 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.