Ferocity, The Fighter

Mutate {2}{r/g}{w/u}{u} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Provoke
Whenever this creature mutates, goad each creature target player controls.
Whenever a Beast enters the battlefield under your control, you may have it fight target creature you don’t control.