Kakute - The Biter

If an attack or grapple fails by 1 or 2,
Kakute - The Biter still deals 2 piercing damage
Inward facing spikes:
Add proficiency bonus to grapple checks and
inflict 2 piercing damage on a success.
Outward facing spikes:
Your first unarmed strike each round deals
+2 piercing damage on a successful hit.
I've got the need. The need for bleed