Warlock #10 (December, 1975) | Attack of the 50 Year Old Comic Books
Fifty years and two months ago, the ninth issue of Warlock ended with a shocking revelation -- Thanos, the Mad Titan, who'd been missing and presumed dead since the climax of Captain Marvel #33 (Jul., 1974), was alive -- and had shown up to offer Adam Warlock his personal assistance in the latter's battle against…