Stalking Leonin

Leonina à Espreita (Stalking Leonin) (pt)

Creature - Cat Archer | Power/Toughness: 3 / 3 (CMC 3)
When Stalking Leonin enters the battlefield, secretly choose an opponent.
Reveal the player you chose: Exile target creature that's attacking you if it's controlled by the chosen player. Activate only once.