Skarrgan Skybreaker is a uncommon Creature — Giant Shaman card from Duel Decks: Heroes vs. Monsters (DDL), collector number 60. Current market price: $0.10, TCGplayer market prices via Scryfall.
Bloodthirst 3 (If an opponent was dealt damage this turn, this creature enters with three +1/+1 counters on it.) {1}, Sacrifice this creature: It deals damage equal to its power to any target.