Similarly to your ancestors, you are adept at hiding where no one would think to look. You gain proficiency in stealth. 

You can mold your body to make natural weapons to attack enemies with. You unarmed strikes deal 1d4 slashing damage.

You are skilled at putting up a front and convince people you are but a regular person. You gain proficiency in either deception or persuasion, your choice.

As an action, you can polymorph into another humanoid form or into a small or medium object. While polymorphed like this, your statistics do not change. Anything you are wearing or carrying before polymorphed drops to the floor around you.

While not not moving in object form, you are indiscernible from the object you have disguised yourself as.

You can read, speak, and understand common and one other language of your choice. Additionally, you can telepathically sense, understand, and speak to  mimics and mimic folk.

Choose one score to increase by +2 and another to increase by +1.

Whenever you attack a creature which believes you are an object you attack with advantage. When performing this kind of attack, the “ambush attack” damage is 1d6 piercing damage.

The damage increases by 1d6 at 4th,8th,12th,16th, and 20th level.