The X-Men soon learned of Factor Three, the organization that sent agents Ogre and the enslaved Banshee after them in an attempt to kidnap the Professor.
Freeing Banshee from Factor Three's control, the X-Men easily defeated Ogre and foiled the plot.
With reports about a young mutant accidentally endangering and then saving a crowd of people with an optic blast, Charles traveled to Washington D.
C., seeking out FBI agent Fred Duncan, assigned to investigate reports of mutants.
Cecilia Reyes, Storm Students Anole, Armor, Blindfold, Bling! The roster is made up of Mutants who have been trained and educated in the use of their powers at the Xavier's School for Gifted Youngsters.
They unsuccessfully pursued Quicksilver, Scarlet Witch and Spider-Man.
Master Mold planned to enslave the human race but the X-Men saved the Professor.
The X-Men battled Mimic, a bitter young man who had gained the ability to mimic other people's super-powers and learned the X-Men's secret identities.
Their next adventure found them defending Washington D. They first clashed with the X-Men when the Brotherhood took over the nation of Santo Marco During this period, the Professor briefly left Cyclops in charge of the school while attempting to stop the alien Lucifer from conquering the world.
This attempt was foiled thanks to the assistance of the X-Men and the Avengers, beginning the two groups' long-standing association.