Okoye, Mighty and Adored is a rare Legendary Creature — Human Warrior Hero card from Marvel Super Heroes Commander (MSC), collector number 89. Current market price: $0.33, TCGplayer market prices via Scryfall.
When Okoye enters, you become the monarch. At the beginning of combat on your turn, put a +1/+1 counter on target creature. Whenever that creature attacks the monarch this turn, it gains double strike and trample until end of turn.