The 1966 Marvel Super Heroes #12 Iron Man Rookie card is a highly sought-after collectible featuring the first appearance of the character Iron Man. This vintage card from the Marvel Comics set is a part of the 1st Appearance variety, stampede, exclusive, and collectors edition. With a print run classified as SP and manufactured by Donruss, this card showcases the iconic illustrations from Stan Lee and is a must-have for fans of superhero and sci-fi franchises like Marvel's Avengers and Guardians of the Galaxy.