UNCANNY X-MEN (1963) #6

(Follows from the events of Fantastic Four #27 ) In this issue, the X-Men use new uniforms, designed by Jean. Simultaneously Professor X and Magneto hear media reports of a powerful mutant named Namor , the Sub-Mariner, who could be valuable to their cause. Both seek out the Submariner in their astral forms, but Magneto is the first to arrive. Magneto convinces one of Submariner’s subordinates to convince the prince to go to Magneto and join him. Hoping stop this from happening the X-men board a boat to one of Magneto’s secret island lairs. The X-men arrive too late to prevent Submariner from meeting the Brotherhood.…