Tormentor

Armor Class 16

Hit Points 204 (24d10 + 72)

Speed 40 ft., fly 40 ft.

Initiative +3

Saving Throws Con +7, Wis +3

Damage Resistances cold, fire, lightning; bludgeoning, piercing, and slashing from nonmagical weapons

Damage Immunities poison

Condition Immunities poisoned

Senses darkvision 120 ft., passive Perception 9

Languages Abyssal, telepathy 120 ft.

Challenge 9 (5,000 XP)

Multiattack. The tormentor makes four claw attacks. Alternatively, it makes two attacks with its soulstaff.

Claw. Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) slashing damage.

Soulstaff. Ranged Spell Attack: +6 to hit, range 120 ft., one target. Hit: 21 (3d12 + 2) necrotic damage, and the target can’t regain hit points until the start of the tormentor's next turn.

Molten Beam (Recharge 5-6). The tormentor expels lava from its molten ribcage in a 30-foot line that is 5 feet wide. Each creature in that line must make a DC 14 Dexterity saving throw, taking 35 (10d6) fire damage on a failed save, or half as much damage on a successful one.