Firebolt is a uncommon Sorcery card from Modern Horizons (MH1), collector number 122. Current market price: $0.23 (foil $0.25), TCGplayer market prices via Scryfall.
Firebolt deals 2 damage to any target. Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)