X-Factor Vol. 1 (1986-1998) #39

Plot

Mr. Sinister has blown up X-Mansion with all of the X-Men inside and only Longshot stands in his way of total victory; Beast shows up and helps Longshot occupy Sinister while the X-Men dig themselves out of the rubble; During the ensuing conflict, Sinister reveals that Cyclops was brought to his orphanage as a boy and manipulated by the villain; Realizing that Sinister is wary of Cyclops' eye beams, the X-Men distract him while Havok uses his powers to supercharge his brother; Cyclops blasts Sinister into oblivion; The X-Men and X-Factor part to carry on their separate missions.