Shapechanger: One action to polymorph into an object or its true, amorphous form.
Adhesive (Object only): Adheres to anything that it touches (DC 13 with disadvantage).
False appearance (Object Only): It is indistinguishable from an ordinary object while still.
Grappler: It has adavantage on attack rolls agianst those those grappled by it.
Psudpod: +5 to hit, reach 5 ft., one target. Hit: 1d8+4 bludgeoning damage. If mimic is in object form the target now has the Adhered trait. Bite: +5 to hit, reach 5 ft., one target. Hit: 1d8+3 piercing damage plus 1d8 acid damage.