Pugnacious Hammerskull LCI/328

Set: The Lost Caverns of Ixalan
Collector Code: LCI/328
Name: Pugnacious Hammerskull
Type: Creature — Dinosaur
Oracle text: Whenever this creature 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.)
Rarity: Rare