Reality Scramble is a rare Sorcery card from Commander 2018 (C18), collector number 25. Current market price: $0.89, TCGplayer market prices via Scryfall.
Put target permanent you own on the bottom of your library. Reveal cards from the top of your library until you reveal a card that shares a card type with that permanent. Put that card onto the battlefield and the rest on the bottom of your library in a random order. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)