Stormcrag Elemental is a uncommon Creature — Elemental card from Dragons of Tarkir (DTK), collector number 158. Current market price: $0.04 (foil $0.10), TCGplayer market prices via Scryfall.
Trample Megamorph {4}{R}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)