Namor The Sub-Mariner #8, Marvel, 1990, 1st Printing. "Never bet the Devil your Head!" Part 1 of 2. Guest-starring Namorita. Story, art, and cover by John Byrne. Namor's encounter with the monstrous Sluj has had a most unusual effect on him. His wings have fallen off. A grounded Sub-Mariner doesn't have long to mourn the loss of flight, as he soon comes face-to-face with the sinister Headhunter!