Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
Character(s):
X-Men [Professor X [Professor Charles Xavier; Angel [Warren Worthington]; Beast [Hank McCoy]; Cyclops [Scott Summers]; Iceman [Bobby Drake]; Marvel Girl [Jean Grey]]; GUESTS: John Grey; Elaine Grey; VILLAINS: The Brotherhood of Evil Mutants [Magneto; Toad; Quicksilver [Pietro Maximoff]; Scarlet Witch [Wanda Maximoff]; Mastermind]
First Line:
Last issue, while battling Magneto and his evil mutants, Professor Xavier was injured and seemed to have lost his great mental powers!
Synopsis:
With Xavier's mental powers gone, the X-Men try to decide how they will function without his leadership. Trying to ferret out the X-Men, Magneto has the Toad enter an athletic event where he leaps to victory. With the crowd turning hostile due to the Toads amazing abilities, the X-Men arrive on the scene to capture him. Magneto snags Angel and whisks him away to Asteroid M. In an attempt to trade the Toad for Angel, the X-Men arrive on Asteroid M where they battle the Brotherhood once again. On their safe return to Earth, Xavier reveals that his power loss was a ruse to test his students.