Ezio, Brash Novice is a uncommon Legendary Creature — Human card from Assassin's Creed (ACR), collector number 145. Current market price: $0.23 (foil $0.31), TCGplayer market prices via Scryfall.
Whenever Ezio attacks, put a +1/+1 counter on it. As long as Ezio has two or more counters on it, it has first strike and is an Assassin in addition to its other types.