Self-Reflection is a uncommon Sorcery card from The Lost Caverns of Ixalan (LCI), collector number 74. Current market price: $0.16 (foil $0.25), TCGplayer market prices via Scryfall.
Create a token that's a copy of target creature you control. Flashback {3}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)