Karakyk Guardian is a uncommon Creature — Dragon card from Tarkir: Dragonstorm (TDM), collector number 198. Current market price: $0.16 (foil $0.31), TCGplayer market prices via Scryfall.
Flying, vigilance, trample This creature has hexproof as long as it hasn't dealt damage yet. (It can't be the target of spells or abilities your opponents control.)