Sunfire Balm is a uncommon Instant card from Onslaught (ONS), collector number 56. Current market price: $0.17 (foil $0.50), TCGplayer market prices via Scryfall.
Prevent the next 4 damage that would be dealt to any target this turn. Cycling {1}{W} ({1}{W}, Discard this card: Draw a card.) When you cycle this card, you may prevent the next 1 damage that would be dealt to any target this turn.