| Release: | May 11, 2016 |
| Cover: | May 2016 |
Secret Wars II - Under Siege - Avengers (1963) #264-277, Alpha Flight (1983) #39, Avengers Annual #15 ; West Coast Avengers Annual #1
| Release: | May 11, 2016 |
| Cover: | May 2016 |
The Masters of Evil take Avengers Mansion! In one of the greatest comic-book epics of all time, Baron Zemo strikes at the very heart of the Avengers as he leads a revamped and larger-than-ever Masters of Evil in an attack on the team's home - and wins! And as if that wasn't enough, Earth's Mightiest Heroes must survive the climax of SECRET WARS II, and a battle for the ages between Kang and Immortus! The Sub-Mariner's membership leads to public protests, but that won't stop the Avengers and Alpha Flight from lending a hand during Attuma's assault on Atlantis. Meanwhile an old friend turns enemy: What's gotten into Quicksilver? Two teams of Avengers will assemble to find out! Collecting AVENGERS (1963) #264-277, ALPHA FLIGHT (1983) #39, AVENGERS ANNUAL #15 and WEST COAST AVENGERS ANNUAL #1. Rated T
| Writer | Roger Stern, Jim Shooter, Mark D. Bright, Steve Englehart, Danny Fingeroth, Bill Mantlo |
| Cover Artist | John Buscema |
| Cover Penciller | Alex Saviuk, John Buscema, Mike Mignola |
| Cover Inker | Klaus Janson, P. Craig Russell, Geof Isherwood, Tom Palmer Sr. |
| Cover Colorist | Thomas Mason |
| Penciller | John Buscema, Dave Ross, Mark D. Bright, Steve Ditko |
| Inker | Tom Palmer Sr., Geof Isherwood, Klaus Janson, Whilce Portacio |
| Colorist | Paul Becton, Christie Scheele, Petra Goldberg-Scotese, Elaine Lee, Julianna Ferriter, Bob Sharen |
| Letterer | Joe Rosen, L. Lois Buhalis, Ken Lopez, Tom Orzechowski, Jim Novak |
| Editor | Mark Gruenwald, Carl Potts |
| Editor in Chief | Jim Shooter |
| Captain America | Steve Rogers |
| Iron Man | Anthony 'Tony' Stark |
| Mr. Fantastic | Reed Richards |
| Human Torch | Jonathan 'Johnny' Storm |
| Beast | Henry 'Hank' McCoy |
| Invisible Woman | Susan Storm Richards |
| Hawkeye | Clint Barton |
| Daredevil | Matt Murdock |
| Sub-Mariner | Namor McKenzie |
| Scarlet Witch | Wanda Maximoff |
| Colossus | Piotr 'Peter' Nikolaievitch Rasputin |
| Thor | Thor Odinson |
| She-Hulk | Jennifer Walters |
| Wasp | Janet van Dyne |
| Black Widow | Natasha Romanoff |
| Black Panther | T'Challa |
| Thor | Donald Blake |
| Quicksilver | Pietro Maximoff |
| Silver Surfer | Norrin Radd |
| Wonder Man | Simon Williams |
| Edwin Jarvis | |
| Vision | Victor Shade |
| Hercules (Marvel) | Heracles Panhellenios |
| Franklin Richards | |
| Falcon | Sam Wilson |
| Mockingbird | Barbara 'Bobbi' Morse-Barton |
| Mystique | Raven Darkholme |
| Black Knight | Dane Whitman |
| Tigra | Greer Grant-Nelson |
| Ant-Man | Scott Lang |
| Absorbing Man | Carl 'Crusher' Creel |
| Northstar | Jean-Paul Beaubier |
| Henry 'Hank' Pym | |
| Blob | Frederick J. Dukes |
| Puck | Eugene Milton Judd |
| Captain Marvel | Monica Rambeau |
| Wrecker | Dirk Garthwaite |
| Aurora | Jeanne-Marie Beaubier |
| Kang (Earth-6311) | Nathaniel Richards |
| Shaman | Michael Twoyoungmen |
| Thunderball | Eliot Franklin |
| Henry Peter Gyrich | |
| Valerie Cooper | |
| Mr. Hyde | Calvin Zabo |
| Thor | Jake Olson |
| Moonstone | Karla Sofen |
| Iron Man | James 'Rhodey' Rhodes |
| Spider-Woman | Julia Carpenter |
| Bulldozer | Henry Camp |
| Baron Zemo | Helmut Zemo |
| Piledriver | Brian Philip Calusky |
| Pyro | St. John Allerdyce |
| Tiger Shark | Todd Arliss |
| Snowbird | Narya / Anne McKenzie |
| Dr. Druid | Anthony Ludgate Druid |
| Beyonder | |
| Molecule Man | Owen Reece |
| Titania | Mary MacPherran |
| Avalanche | Dominic Petros |
| Destiny | Irene Adler |
| Grey Gargoyle | Paul Pierre Duval |
| Madison Jeffries | |
| Spiral | Rita Wayword |
| Paladin | Paul Denning |
| Vindicator | Heather McNeil-Hudson |
| Fixer | Paul Norbert Ebersol |
| Immortus (Earth-6311) | Nathaniel Richards |
| Attuma | |
| Shroud | Maximillian Coleridge |
| Dire Wraiths | |
| Box | Madison Jeffries |
| Talisman | Elizabeth Twoyoungmen |
| Marrina | Marrina Smallwood |
| Vindicator | James MacDonald Hudson |
| Volcana | Marsha Rosenberg |
| Blackout | Marcus Daniels |
| Space Phantom | |
| Box | Roger Bochs |
| Titania | |
| Goliath | Erik Josten |
| Yellowjacket | Rita DeMara |
| Raymond Sikorski | |
| Byrrah | |
| Screaming Mimi | Melissa Joan Gold |
| Doug Thompson | |
| Ravonna | Ravonna Lexus Renslayer |
| Gary Cody | |
| Talisman | Michael Twoyoungmen |
| Helmut Zemo | |
| The Wasp | Janet Van Dyne |
| Age | Modern Age |
|---|---|
| Format | Trade Paperback |
| Series Group | Avengers |
| Genre | Action | Adventure | Super-Heroes |
| No. of Pages | 456 |
| Country | USA |
| Language | English |