Dust Mephit

Death Burst. When the mephit dies, it explodes into dust. Each creature within 5 feet makes a DC 10 Constitution saving throw. On a failure, the creature is blinded until the end of its next turn.

False Appearance. While motionless, the mephit is indistinguishable from a pile of dirt.

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.

Blinding Breath (1/Day). The mephit exhales a 15-foot cone of dust. Each creature in the area makes a DC 10 Constitution saving throw. On a failure the creature is blinded for 1 minute. It repeats the saving throw at the end of each of its turns ending the effect on itself on a success.

Sleep Sand (1/Day). The closest creature within 60 feet with 20 hit points or fewer falls asleep for 1 minute. It awakens early if it takes damage or a creature uses an action to shake it awake. Constructs and undead are immune to this effect.