User blog comment:Solmonster, the Daily Phantom/20 Villains which are candidates for the MCU's next big bad/@comment-1456680-20180412000236/@comment-16461120-20180412002450

Since Namor's distribution rights are seemingly tangled up with Universal in the same manner as Hulk's, I imagine as a villain in someone else's film is likely the only way we'll see him in the MCU.