The X-Men #4 (1964)

The X-Men #4 (1964) is an action-packed issue that introduces The Brotherhood of Evil Mutants, a new group of villains that will be a major nemesis for the X-Men. The story kicks off with our heroes facing a series of tests in the Danger Room, but things quickly take a turn when Scarlet Witch and her team start causing trouble. The Brotherhood infight and cause Magneto's anger, which is bad news for the island nation of Santo Marco.

As the X-Men plan to face Magneto, they are ambushed by his team and find themselves facing some serious threats. But with their powers and skills, the X-Men are able to overcome the challenges and save the day. This issue is a must-read for comic book fans who are looking for an exciting story with plenty of action and suspense. Join the X-Men as they face their greatest challenge yet and prove why they are the heroes that the world needs.