Cubwarden

Cubwarden

Creature - Cat | Power/Toughness: 3 / 5 (CMC 4)
Mutate (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.)
Lifelink
Whenever this creature mutates, create two 1/1 white Cat creature tokens with lifelink.

Token: