Bonfire of the Damned is a mythic Sorcery card from Avacyn Restored (AVR), collector number 129. Current market price: $3.97 (foil $8.40), TCGplayer market prices via Scryfall.
Bonfire of the Damned deals X damage to target player or planeswalker and each creature that player or that planeswalker's controller controls. Miracle {X}{R} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)