you can choose to make your unarmed strikes do 1d4 acid damage plus Dex modifier

your emotions show with different colors (use the monster manual table)

you gain a darkvision of 60 ft

you are venerable to physic damage 

you learn 2 languages of your choice plus common and you know telepathy (60ft) and can pick up any telepathic communication in that range

As an action one creature that you can see within 15ft must succeed on a Dex saving throw (Dc=8+wis modifier+proficiency bonus) Failure: The target is coated in a foul-smelling liquid, exudes a stench for 1d4 hours, and has the Poisoned condition while the stench lasts. Other creatures have the Poisoned condition while in a 5-foot Emanation originating from the coated target. The target can remove the stench on itself if it bathes during a Short or Long Rest. You can not be affected by this ability