T'Chaka, Venerable King is a rare Legendary Creature — Human Noble Hero card from Marvel Super Heroes Commander (MSC), collector number 98. Current market price: $0.17, TCGplayer market prices via Scryfall.
When T'Chaka enters, mill three cards, then you may put an artifact or land card from among the milled cards into your hand. {3}, Exile this card from your graveyard: You become the monarch. Activate only if you control your commander.