Trample Whenever you cast a creature spell with mana value equal to Jackal's power, copy that spell, except the copy isn't legendary. Then put a +1/+1 counter on Jackal. (The copy becomes a token.)
For Professor Miles Warren, all any problem needs is a lot of clones and not a lot of ethics.
![Jackal, Genius Geneticist [Marvel's Spider-Man Prerelease Promos]](http://paradoxtcg.com/cdn/shop/files/653489.jpg?v=1759248506&width=1445)
