Mimic

Traits

Adhesive (Object Form Only). The mimic adheres to anything that touches it. A Huge or smaller creature adhered to the mimic has the Grappled condition (escape DC 13). Ability checks made to escape this grapple have Disadvantage.

Actions

Bite. Melee Attack Roll: +5 (with Advantage if the target is Grappled by the mimic), reach 5 ft. 7 (1d8 + 3) Piercing damage—or 12 (2d8 + 3) Piercing damage if the target is Grappled by the mimic—plus 4 (1d8) Acid damage. Pseudopod. Melee Attack Roll: +5, reach 5 ft. 7 (1d8 + 3) Bludgeoning damage plus 4 (1d8) Acid damage. If the target is a Large or smaller creature, it has the Grappled condition (escape DC 13). Ability checks made to escape this grapple have Disadvantage.

Bonus Actions

Shape-Shift. The mimic shape-shifts to resemble a Medium or Small object while retaining its game statistics, or it returns to its true blob form. Any equipment it is wearing or carrying isn't transformed.