Killmonger, Ruthless Usurper is a rare Legendary Creature — Human Villain card from Marvel Super Heroes Commander (MSC), collector number 364. Current market price: $1.25, TCGplayer market prices via Scryfall.
Trample Whenever Killmonger attacks, he gets +1/+0 until end of turn for each artifact defending player controls. Whenever Killmonger deals combat damage to a player, that player sacrifices an artifact of their choice and you create a Treasure token.