Prepare to assemble for another epic Avengers Omnibus edition, brought to you this time by Steve Englehart and a host of Marvel's greatest artists!They present Earth's Mightiest Heroes in some of their most iconic adventures: the origin of Mantis, the Avengers' first conflict with Thanos and a defining Kang the Conqueror saga that spans space and time.Of course, there's plenty of personal drama opposite the action as Quicksilver and the Scarlet Witch's origins are explored and two weddings bring together Marvel's heroes.New members will also join the ranks as the Beast, Hellcat and Moondragon become Avengers.This volume also features the series' letters pages as well as art and interviews from Marvel's famous fanzine F.O.O.M.!Collecting: Avengers (1968) 120-149, Giant-Size Avengers (1974) #1-4, Captain Marvel (1968) #33, Fantastic Four (1961) #150 and material from FOOM (1973) #6-7 & #12