Akoum Hellkite is a rare Creature — Dragon card from Battle for Zendikar (BFZ), collector number 139. Current market price: $0.33 (foil $0.49), TCGplayer market prices via Scryfall.
Flying Landfall — Whenever a land you control enters, this creature deals 1 damage to any target. If that land is a Mountain, this creature deals 2 damage instead.