Pugnacious Hammerskull (Borderless) [The Lost Caverns of Ixalan]

Set: The Lost Caverns of Ixalan Type: Creature — Dinosaur Rarity: Rare Cost: {2}{G} Whenever Pugnacious Hammerskull attacks while you don't control another Dinosaur, put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)