A soviet super-soldier, Piotr Rasputin was the younger brother of his nation’s greatest hero, Mikhail, that fought against Apocalypse’s forces in their attack on Moscow. But Mikhail was captured and forced to become a Horseman of Apocalypse after being brainwashed. Colossus became leader of the super-soldiers and faced his brother, that destroyed every other super-hero in Russia, except for him. In his first mission as a member of the X-Men, Colossus fought against Sabretooth to save the life of a young mutant called Kitty Pryde. Piotr then fell in love with Kitty and they both ended up getting married.
When the psychotic mutant named Legion, son of Professor Charles Xavier, went back in time to eliminate Magneto but accidentally killed his father, a great change occurred in the timeline, creating another reality. This event made it possible for the immortal mutant villain Apocalypse to take control of Earth, in a world where the X-Men were created by Magneto, who came to believe in Xavier’s dream of mutants and humans living in peace. The only person aware of how history has changed is the mutant Bishop, and only he can stop the emergence of the Age of Apocalypse…More than just a story arc, “Age of Apocalypse” was a big Marvel event, of great importance for the comics chronology and praised by fans to this very day.