X-Men #104-Good (1.8 – 3) 1st Appearance of Corsair, Father of Cyclops, Havok And Vulcan

"Magneto!" You knew it had to happen sooner or later, the all new X-Men must battle the team's oldest and most dangerous adversary - Magneto, the Master of Magnetism! Plus, who are the Starjammers, and what is Mutant X?
(NOTE: 1st appearance of Ch'od, a member of the Starjammers;
2nd cameo appearance of Lilandra;
First mention of Mutant X aka Proteus;
First meeting and battle of Wolverine and Magneto).