Cyclops Gladiator is a rare Creature — Cyclops Warrior card from Magic 2011 (M11), collector number 131. Current market price: $0.21 (foil $0.30), TCGplayer market prices via Scryfall.
Whenever this creature attacks, you may have it deal damage equal to its power to target creature defending player controls. If you do, that creature deals damage equal to its power to this creature.