Bushwhack is a uncommon Sorcery card from Foundations Jumpstart (J25), collector number 641. Current market price: $0.31, TCGplayer market prices via Scryfall.
Choose one — • Search your library for a basic land card, reveal it, put it into your hand, then shuffle. • Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)