During the ascension of Archangel, Deathlok was enthralled by the power of War, the final horseman. To escape its control he had to 'learn love', the effect of which being that love was the only emotion he felt.
While giving a guest lecture at the Jean Grey School, he tells several of the students their possible futures and most notably predicts that Evan Sabahnur will become Apocalypse and destroy the school. He tells Logan that Evan may become their greatest savior or that he will trod upon their graves.
When not performing missions for X-Force, Deathlock would spend a lot of his time teaching at the school.