Lathnu Hellion is a rare Creature — Hellion card from Kaladesh (KLD), collector number 121. Current market price: $0.16 (foil $0.28), TCGplayer market prices via Scryfall.
Haste When this creature enters, you get {E}{E} (two energy counters). At the beginning of your end step, sacrifice this creature unless you pay {E}{E}.