Shivan Fire is a common Instant card from Dominaria (DOM), collector number 142. Current market price: $0.14 (foil $0.27), TCGplayer market prices via Scryfall.
Kicker {4} (You may pay an additional {4} as you cast this spell.) Shivan Fire deals 2 damage to target creature. If this spell was kicked, it deals 4 damage instead.