What if Stryfe Killed the X-Men? During the X-Cutioner's Song storyline Professor X was infected with a techno-organic virus by Cable's evil doppelganger Stryfe, and the X-Men had to do the unthinkable and enlist the aid of Apocalypse to save their mentor. In this alternate reality Professor Xavier does not survive the healing process and things simply get worse from there, as presented by the Watcher. 32 pages. Cover price $1.50.