Jalira, Master Polymorphist is a rare Legendary Creature — Human Wizard card from Magic 2015 (M15), collector number 64. Current market price: $0.31 (foil $1.13), 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.