Donruss Marvel Super Heroes 1966 trading cards. This rare 66-card set features appearances by Captain America, Iron Man, Daredevil, Thor, Spider Man and the Incredible Hulk and was released by Donruss in 1966. Several cards feature speech bubbles for the owner to write their superhero phrase. This has already been done, but doesn’t detract from the overall condition. The back image when assembled, is pristine. The set is in excellent condition. The folder is new.