Claws

_Melee Weapon Attack:_ +4 to hit, reach 5 ft., one target. _Hit:_ 4 (1d4+2) slashing damage plus 3 (1d6) cold damage.

Ice Shard

_Ranged Weapon Attack:_ +4 to hit, range 20/60 ft., one target. _Hit:_ 4 (1d4+2) piercing damage plus 3 (1d6) cold damage.

Frost Breath (Recharge 6)

The mephit exhales freezing fog in a 15-foot cone. Each creature in that area must make a DC 11 CON save. On a failure, a creature takes 7 (2d6) cold damage and is restrained by ice until the end of its next turn. On a success, a creature takes half the damage and isn't restrained.