Shapechanger. The mimic can use its action to polymorph into an object or back into its true, amorphous form. Its statistics are the same in each form. Any equipment it is wearing or carrying isn't transformed. It reverts to its true form if it dies.

Adhesive (Object Form Only). The mimic adheres to anything that touches it. A Huge or smaller creature adhered to the mimic is also grappled by it (escape DC 17). Ability checks made to escape this grapple have disadvantage.

False Appearance (Object Form Only). While the mimic remains motionless, it is indistinguishable from an ordinary object.

Grappler. The mimic has advantage on attack rolls against any creature grappled by it.

Humanoid Form. the mimic can turn into a humanoid like form(typically a suit of armor or mannequin) that it can move around as

Mimic Talk: the mimic knows where all mimics are in a 1 mile area around it and if a mimic like creatures are present in that area. and communicate with other mimics and mimic like creatures.

Multiattack. The mimic makes two melee attacks.

Slam(humanoid form). Melee Weapon Attack: +4 to hit, reach 20 ft., one target. Hit: 5 (1d6 + 2) bludgeoning damage.

Pseudopod. Melee Weapon Attack: +5 to hit, reach 20 ft., one target. Hit: 7 (1d8 + 3) bludgeoning damage. If the mimic is in object form, the target is subjected to its Adhesive trait.

Bite. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 7 (1d8 + 3) piercing damage plus 4 (1d8) acid damage.