Audacious Swap is a rare Instant card from New Capenna Commander (NCC), collector number 44. Current market price: $0.28, TCGplayer market prices via Scryfall.
Casualty 2 (As you cast this spell, you may sacrifice a creature with power 2 or greater. When you do, copy this spell and you may choose a new target for the copy.) The owner of target nonenchantment permanent shuffles it into their library, then exiles the top card of their library. If it's a land card, they put it onto the battlefield. Otherwise, they may cast it without paying its mana cost.