We saw with Horizon that it was mostly just an excuse for Silver Age wackiness and new costumes/gadgets, but most of the Horizon cast would never be...
That one always confused me because the Batman/Spider-Man crossovers were not multiverse crossover type stories. They were set in a world where they...
Cliff Steele's body was destroyed in a race car accident. The Chief aka Niles Caulder placed Cliff's brain into a robot body and he became the mechanical marvel Robotman!