Sacre Bleu! The Blackhawks are up against it, not only fighting a mad scientist but also a form of matter that can (checks notes) DESTROY THE ENTIRE UNIVERSE. Don't worry, they've got a 'copter and flashy red jerkins, and also Chop-Chop who is apparently a Warlock! It's all here in Blackhawk #227!
Superman and Batman try to outsmart their Bizarro duplicates, while Tommy Tomorrow and his "buddy" Brent ignore every rational protocol while exploring a planetoid!
Alfred is dead, and I don't feel so good myself. But don't worry, turns out Alfred's not REALLY dead, he's just an all-powerful super-villain!...
It's at least the fourth or fifth sensational character find of 1966 - Urania Blackwell, the Element Girl! But is she here to help...