Collects Dark Avengers #175-183. With the Thunderbolts lost in time, a new group steps in to replace them: the Dark Avengers! Featuring Dark Scarlet Witch, Dark Spider-Man, Trickshot, Ragnarok ... and Luke Cage? But as the T-Bolts battle Dr. Doom in the past for the fate of the future, Cage learns of the Dark Avengers' deadly new mission - and Skaar, son of Hulk, discovers the team's secret agenda!