Toothy Attack

Your style of hand-to-hand fighting has an intricate and refined flair to it after much practice, you gain the following benefits:

• Increase your Strength or Constitution by 1, to a maximum of 20.
• You've become proficient with your own teeth, If you bite someone with them, you deal piercing damage equal to 1d6 + your Strength modifier
• When you make a bite attack against a creature you have grappled or are grappled by, you have advantage on the attack roll.