Collects Deadpool (1997) #65-69 And Agent X #1-15. Goodbye Deadpool, hello Agent X! When Deadpool crosses paths with the Black Swan, the telepathic villain infects Wade with a virus that eats away at his mind. As his thought processes degenerate, Wade plays bodyguard to Dazzler and gets help from new friends Sandi Brandenberg, Ratbag, Outlaw and Taskmaster! But when a showdown with the Black Swan goes wrong, who - if anyone - will survive? In the aftermath, Agent X steals the spotlight! He's an amnesiac blank slate with healing powers, uncanny fighting skills and a burning desire to be a mercenary. Is he a deeply damaged Deadpool? And if not, who or what is he? The answers await his colleagues in the merc group Agency X - and one way or another, Deadpool isn't done yet!