UNCANNY X-MEN (1963) #23

The X-Men have been captured by Count Nefaria and the five super-villains that have joined his re-organized Maggia. Nefaria gives the team one hour to decide to join them, although whether they agree or not, it’s they who will be blamed for Nefaria’s big plan. Indeed, Nefaria has a machine that can create solid illusionary images from afar, as well as trap the entire city of Washington under an impenetrable crystalline dome. The fake X-Men are sent to the Capitol, where they demand a ransom of 100 million dollars, which one of them will pick up in three hours.…