Necropanther

Necropanther

Creature - Cat Nightmare | Power/Toughness: 3 / 3 (CMC 3)
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.)
Whenever this creature mutates, return target creature card with mana value 3 or less from your graveyard to the battlefield.