Jalira, Master Polymorphist is a uncommon Legendary Creature — Human Wizard card from The List (PLST), collector number A25-63. Current market price: $0.17, TCGplayer market prices via Scryfall.
{2}{U}, {T}, Sacrifice another creature: Reveal cards from the top of your library until you reveal a nonlegendary creature card. Put that card onto the battlefield and the rest on the bottom of your library in a random order.