*In the raging inferno of a burning chemical plant, two of the mightiest mutants on Earth, Professor X, leader of the X-Men, and Magneto, master of magnetism, faced off in a brutal conflict! Magneto hoped to make Xavier see that mutants and humans could only live together if mutants were ruled, but Professor X rejected his warped philosophy! In the end, Magneto departed, vowing to return and finish their battle another day! *Source:Card back