Cinderslash Ravager is a uncommon Creature — Phyrexian Warrior card from Phyrexia: All Will Be One (ONE), collector number 200. Current market price: $0.11 (foil $0.16), TCGplayer market prices via Scryfall.
This spell costs {1} less to cast for each permanent you control with oil counters on it. Vigilance When this creature enters, it deals 1 damage to each creature your opponents control.