Fear of Fire. If the yeeti takes fire damage, it has disadvantage on attack rolls and ability checks until the end of its next turn.

Keen Smell. The yeeti has advantage on Wisdom (Perception) checks that rely on smell.

Snow Camouflage. The yeeti has advantage on Dexterity (Stealth) checks made to hide in snowy terrain.

Multiattack. The yeeti can use its Yeet or makes two claw attacks.

Claw. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 7 (1d6 + 4) slashing damage plus 3 (1d6) cold damage.

Yeet. The Yeeti attempts to grapple one creature within 5 feet.  Target must succeed on  a contested Strength check or be grappled.  Once grappled, the Yeeti can throw the target 30 feet.  The target must succeed on a DC 15 Dexterity saving throw or take 2d6 bludgeoning damage and lands prone.  On a successful save, the target takes half damage and lands on its feet.