Legendary Creature — Human Scientist Villain

Jackal, Genius Geneticist

Jackal, Genius Geneticist trading card
Legendary Creature — Human Scientist Villain4 exact printings

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.)

From Magic: The Gathering.

Exact printings

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6o4we32g3dpb1hzjip71ur.