By Steve Englehart, Bill Mantlo, Don Heck, Rick Leonardi, Gil Kane. The remnants of their relationship are in ruins, but how did it begin? See how a match made in heaven started with a wedding in Limbo, and Halloween horror proves that the magic stayed in this marriage! Starring the Avengers, the Inhumans and others against Dormammu, the Grim Reaper and more! A golden age mystery solved! The Vision bonds with his brothers in all but blood, but who is the Scarlet Witch's father? Marvel's oddest couple shows that home is where the heroes are! Collects GIANT-SIZE AVENGERS #4 and VISION AND THE SCARLET WITCH #1-4.