Your charisma score increases by 3

You can use your tongue for an unarmed attack of 1d15+DEX modifier

you Can perform a sneak attack if an enemy is showing their back to you, regardless if they know you are there or not. Deals 1D20 damage. It doesn’t really get any better as it’s just a bonus action. You have advantage on the attack roll if the enemy is bald. Uses str modifier.

If the person fails a dc 14 wisdom saving throw, they will go insane and obsess over what the **** you are