X-Men: Evolution (2000)- Season 4, Ep. 1
"Impact": While the X-Men try to learn more about Apocalypse in order to overcome him, Magneto sets out to tackle the being directly. When the crew finds Apocalypse somewhere in Mexico, they go to confront him before Magneto does anything drastic. Also, the X-Men decide what do to about Mystique who was turned into stone during their last battle with Apocalypse.