Collects Defenders (1972) #76-91, material from Tales to Astonish (1979) #13. One of the most offbeat storylines of the тАЩ70s is completed: At lastтАжthe Omega Saga! Then, prepare for the return of the original Defenders! Hulk, Doctor Strange and Sub-Mariner journey to Tunnelworld, a secret realm ravaged by war. Led by the winged Aeroika, the trio prepares for battle against the Unnamable тАФ but one of their own has already been compromised! Meanwhile, the ladies of the Defenders have things handled with Fem-Force and Mutant Force тАФ until the Mandrill makes the scene! Nighthawk is in trouble with the FBI, while Patsy WalkerтАЩs life is turned upside down by tragedy. Plus: Atlanteans have stolen Wakandan tech, and Black Panther is not going to put up with that! ItтАЩs Namor vs. TтАЩChalla in a battle royal!