WHEN TEEN HEROES INFILTRATE THE MASTERS OF EVIL, WHO WILL BREAK BAD? Damaged by their experience in Murder World, five conflicted young superhumans go rogue and infiltrate the Masters of Evil, planning to bring the Avengers' rivals down from within. But the longer the teens spend undercover, the more they descend into darkness, and as they start to build relationships with these multi-layered criminals, the line between good and evil blurs. What will happen first...joining the Masters for real, or getting exposed and killed?

When teen heroes infiltrate the Masters of Evil, who will break bad? Damaged by their experience in Murderworld, five conflicted young superhumans go rogue and pose as villains, planning to bring the Avengers' rivals down from within. But the longer the teens spend undercover, the more they descend into darkness—and as they start to build relationships with these multi-layered criminals, the line between good and evil blurs. What will happen first: joining the Masters for real, or getting exposed and killed? What happens when the teens confront their former captor, Arcade? And what on earth do the undercover heroes do that brands them as Public Enemy No. 1? As Death Locket must choose between murdering Captain America or blowing her cover, Baron Zemo makes the teens an offer they can't—they dare not—refuse! Collecting: Avengers Undercover 1-5

The Murder World survivors continue their infiltration of the Masters of Evil! And as Death Locket is forced to choose between killing Captain America or blowing her cover, the spotlight finally swings back around to the Runaways as something terrible happens to Chase, and Nico must deal with her newly resurrected evil ex-boyfriend, Alex! All the character journeys that began in Avengers Academy and Avengers Undercover come to a stunning conclusion here when Hazmat finds herself working for Madame Masque, Mystique and Sabretooth; Justice arrives at Baron Zemo's super-villain city for a showdown with the undercover heroes; and S.H.I.E.L.D. and the Avengers attack as Zemo's true plan is revealed! Whose side will the Murder World survivors pick? Who becomes a Master of Evil? It all ends here! Collecting: Avengers Undercover 6-10