Huge Undead, typically Chaotic EvilArmor Class 14
Hit Points 337 (25d12 + 175)
Speed 40 ft., fly 40 ft.STR
22 (+6)DEX
19 (+4)CON
24 (+7)INT
6 (-2)WIS
9 (-1)CHA
8 (-1)Saving Throws Con +13
Damage Resistances acid, cold, fire, lightning, thunder; bludgeoning, piercing, and slashing from nonmagical attacks
Damage Immunities necrotic, poison
Condition Immunities exhaustion, frightened, grappled, paralyzed, petrified, poisoned, prone, restrained
Senses darkvision 120 ft., passive Perception 9
Languages —
Challenge 20 (25000 XP) Proficiency Bonus +6