Medium Fiend, chaotic evil
Armor Class 15
Hit Points 178 (21d8+84)
Speed walk +40
Challenge 12
Saving Throws con +8, dex +9, str +8, wis +7
Skills perception +3
Damage Resistances fire, lightning; nonmagic B/P/S attacks
Damage Immunities cold, poison
Condition Immunities poisoned
Senses truesight 120', passive Perception 13
Languages Abyssal, telepathy 120'
Frozen Aura. When a creature enters space within 30' of maha or starts its turn there that creature: DC 17 Con save or have its speed reduced by 10 ft. until it starts its turn outside aura.
Magic Resistance. Advantage: spell/magic effect saves.
Snow Camouflage. Advantage on Dex (Stealth) made to hide in snowy or icy terrain.
Multiattack. Three Claws. If maha hits one creature with two Claws target: DC 17 Wis save or chuckle until end of its next turn. While chuckling creature can't speak coherently can't cast spells with verbal components and has disadvantage on attacks with weapons that use Str or Dex.
Claw. Melee Weapon Attack: +8 to hit, 10 ft., one target, 14 (3d6+4) piercing damage + 9 (2d8) cold.
Deadly Laughter (Recharge 5-6). It chuckles giggles and chortles at nearby creatures. Each creature within 30' of it: 42 (12d6) psychic drops what it is holding and laughs for 1 min (DC 17 Wis half damage and doesn't drop what it is holding or laugh). While laughing a creature is incapacitated can't speak coherently and takes 7 (2d6) psychic at start of each of its turns. A laughing creature can re-save at end of each of its turns success ends effect on itself. If a creature dies while laughing its face turns pale blue and displays a wide grin.
Source: Tome of Beasts 3 · OGL/Open