Ice Mephit

Death Burst. When the mephit dies, it explodes into ice shards. Each creature within 5 feet makes a DC 10 Constitution saving throw, taking 4 (1d8) slashing damage on a failed save or half damage on a success.

False Appearance. While motionless, the mephit is indistinguishable from a shard of ice.

Elemental Nature. A mephit doesnt require air, sustenance, or sleep.

Claws. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 4 (1d4 + 2) slashing damage plus 2 (1d4) cold damage.

Fog (1/Day). The mephit exhales a cloud of fog creating a 20-foot-radius sphere of fog centered on the mephit. The fog is heavily obscured to non-mephits. The fog cloud is immobile spreads around corners and remains for 10 minutes or until dispersed by a strong wind.

Freezing Breath (1/Day). The mephit exhales a 15-foot cone of ice. Each creature in the area makes a DC 10 Constitution saving throw taking 5 (2d4) cold damage on a failed save or half damage on a success.