(W) Sean McKeever (A) Mirco Pierfederici (CA) Marko Djurdjevic. Written by SEAN McKEEVER Penciled by MIRCO PIERFEDERICI Cover by MARKO DJURDJEVIC He is X-Factor's hot-headed speedster* and she is arguably the most dangerous mutant alive. But there was once a time when these two were children* twins on the run from those who feared and hated them* belonging with no one save for one another...until they joined the Avengers! For the first time ever in one titanic tale* see the path that took Wanda and Pietro Maximoff from vagrants to mutant terrorists under Magneto to Earth's mightiest heroes! 40 PGS./All-New Material/No Reprints/Rated T+