Multiattack

One Bite attack and one Claw attack.

Bite

Melee Weapon Attack: +6 to hit, 5 ft., one target, 11 (2d6+4) piercing damage + 3 (1d6) cold.

Claw

Melee Weapon Attack: +6 to hit, 5 ft., one target, 9 (2d4+4) slashing damage + 3 (1d6) cold.

Avalanche's Roar (Recharge 6)

Ice and snow in 30' cone. Each creature in area: 21 (6d6) cold and is restrained until end of its next turn as frost and snow coats its limbs (DC 13 Dex half damage not restrained).