Additional Marvelmania merchandise included eight pinback buttons, depicting Captain America, Doctor Doom, the Fantastic Four, the Hulk, the Silver Surfer, Spider-Man, and the Sub-Mariner, all drawn by Jack Kirby; a 12-page "Marvelmania Comics Artist Inking And Coloring Kit" of black-and-white or blue-and-white preexisting images from Marvel Comics; a 12-page "Jack Kirby Portfolio"; and a seven-artist "Self-Portrait Kit" featuring 8½-inch × 11 inches card-stock self-portraits, plus signature characters, by John Buscema, Gene Colan, Jack Kirby, John Romita Sr.,