Collects Dark Avengers #184-190. What force on this planet - nay, this universe - can turn Earth's deadliest villains into heroes? Find out as Skaar, Moonstone and Ragnarok go to war with - the deadly Doctor Strange! Then: Dr. June Covington is turned loose in Tony Stark's Frankensteinian laboratory. Her first subject for "improvement"? Ragnarok! Plus: trapped in a dangerous world, the Dark Avengers may have found the secret to returning home! But can they fight their way out of King Thing's torture pit? All this, and the return of U.S.Agent!