Knuckles O'Toole

A genuine artifact of Marvel's Golden Age, Knuckles O'Toole first stepped onto the page in 1942's Marvel Mystery Comics #28, emerging from that fertile wartime era when superhero comics were finding their footing and every issue crackled with patriotic energy. With appearances stretching across an astonishing 68 years — from the early 1940s all the way to 2010's Captain America: Forever Allies — this is a character whose footprint in comics history proved surprisingly durable for someone with a modest five appearances in the catalog. Knuckles shares those pages with some genuine Golden Age luminaries, including Toro and Bucky, putting this character squarely in the thick of Marvel's earliest adventures. For collectors and historians hunting the deep roots of the Marvel universe, Knuckles O'Toole is exactly the kind of hidden gem that makes digging through Golden Age back issues such a rewarding pursuit.