Save Life is a uncommon Instant card from Unhinged (UNH), collector number 19. Current market price: $1.69 (foil $17.25), TCGplayer market prices via Scryfall.
Choose one — • Target player gains 2½ life. • Prevent the next 2½ damage that would be dealt to target creature this turn. Gotcha — If an opponent says "save" or "life," you may say "Gotcha!" When you do, return Save Life from your graveyard to your hand.