Natural Weapon has these relationships to other tropes:

parents kids shares a parent with:
Absurdly Sharp Claws
Ass Kicks You
Bare Fisted Monk
Beware My Stinger Tail
Breath Weapon
Combat Tentacles
Goomba Stomp
Hard Head
Horn Attack
Power Pincers
Tail Slap
Wolverine Claws
You'll need to Get Known if you want to add or modify these relationships.