Book 1

January 1st, 1975
English
Paperback

Book 2

What If? (1977-1984) #2

by Roy Thomas, Herb Trimpe
December 9th, 2014
English
Kindle

Book 3

What If? (1977-1984) #3

by Jim Shooter, Gil Kane
December 9th, 2014
English
Kindle

Book 4

The Legacy of Captain America

by Jack Kirby, Roy Thomas, Steve Englehart
January 1st, 2011
English
Paperback

Captain America: Patriot

by Karl Kesel, Mitch Breitweiser
January 1st, 2011
English
Paperback

Book 5

What If? (1977-1984) #5

by Donald F. Glut, Roy Thomas, George Tuska
December 9th, 2014
English
Kindle

Book 6

What If? (1977-1984) #6

by Roy Thomas, Rick Hoberg, Jim Craig
December 9th, 2014
English
Kindle

Book 7

What If? (1977-1984) #7

by Donald F. Glut, Rick Hoberg, Gil Kane
December 16th, 2014
English
Kindle

Book 8

What If? (1977-1984) #8

by Donald F. Glut, Scott Shaw, Alan Kupperberg
December 16th, 2014
English
Kindle

Book 9

Agents of Atlas

by Jeff Parker
January 1st, 2007
English
Hardcover

Book 10

Book 11

November 25th, 2014
English
Paperback

Book 12

What If? (1977-1984) #12

by Donald F. Glut, Sal Buscema, Joe Sinnott
December 16th, 2014
English
Kindle

Book 13

September 22nd, 2020
English
Hardcover

Book 14

What If? (1977-1984) #14

by Gary Friedrich, Donald F. Glut, Roy Thomas
November 10th, 2015
English
Kindle

Book 15

What If? (1977-1984) #15

by Marv Wolfman, Rich Buckler, Joe Sinnott
November 10th, 2015
English
Kindle

Book 17

What If? (1977-1984) #17

by Steven Grant, Gene Colan, Jack Abel
November 10th, 2015
English
Kindle

Book 18

Marvel Masterworks: Doctor Strange, Vol. 8

by Chris Claremont, Gene Colan
May 23rd, 2017
English
Hardcover

Book 19

What If? (1977-1984) #19

by Peter B. Gillis, Pat Broderick, Josef Rubinstein
November 10th, 2015
English
Kindle

Book 20

What If? (1977-1984) #20

by Tom DeFalco, Al Milgrom, Joe Sinnott
November 10th, 2015
English
Kindle

Book 21

What If? (1977-1984) #21

by Bill Mantlo, Gene Colan, Irv Watanabe
November 10th, 2015
English
Kindle

What If? (1989-1998) #21

by Bill Mantlo, Gene Colan
September 13th, 2022
English
Kindle

Book 22

What If? (1977-1984) #22

by Donald F. Glut, Freda Kida, Rich Buckler
November 17th, 2015
English
Kindle

Book 23

Hulk: Heart of the Atom

by Harlan Ellison, Roy Thomas, Archie Goodwin
January 1st, 2008
English
Hardcover

Book 24

What If? (1977-1984) #24

by Tony Isabella, Ralph Macchio, John Romita Sr.
November 17th, 2015
English
Kindle

Book 26

Doctor Strange: The Flight of Bones

by Dan Jolley, Mike Carey, Marcos Martín
January 1st, 2016
English
Paperback

Book 27

X-Men: Dark Phoenix Saga

by Chris Claremont, John Byrne
January 1st, 2019
Turkish
Paperback

X-Men: Inferno

by Chris Claremont, Louise Simonson, Mark Gruenwald
January 1st, 2009
English
Hardcover
Edition: Graphic Novel Edition

Book 28

O Incrível Hulk nº16 - Hulk e Banner Encontram o Amor!

by Jim Shooter, John Buscema, Frank Miller
October 1st, 1984
Portuguese
Paperback

Book 29

December 1st, 1983
Portuguese
Paperback

Book 30

Capitão América n° 97 - A Ciranda Mortal

by J.M. DeMatteis, Paul Neary, Sam de la Rosa
June 1st, 1987
Portuguese
Paperback

Book 31

What If? (1977-1984) #31

by Richard Margopoulos, Bob Budiansky, Bob Wiacek
November 24th, 2015
English
Kindle

Book 35

What If? (1977-1984) #35

by Frank Miller, Roger Stern, Alan Zelenetz
November 24th, 2015
English
Kindle

Book 36

March 16th, 2015
Spanish
Hardcover

Book 39

Grandes Heróis Marvel - Thor

by Alan Zelenetz, Bob Hall, Ron Wilson
September 1st, 1984
Portuguese
Paperback

Book 46

The Incredible Hulk, Vol. 3: World War Hulks

by Greg Pak, Scott Reed, Paul Pelletier
January 1st, 2011
English
Paperback

Book 47

What If? Thor'un Çekicini Loki Bulsaydı?

by Peter B. Gillis, Rıza Umar Gürsu
April 1st, 2024
Turkish
Paperback

Book 1, 3, 18, 20, 23-24

Marvel What If?

by Roy Thomas, Jim Shooter, Peter B. Gillis
July 6th, 2016
English
Hardcover

Marvel ¿Y si...?

by Roy Thomas, Jim Shooter, Tom DeFalco
March 12th, 2019
Spanish
Hardcover

Book 1, 8, 24, 27-28, 34, 36

The Best of What If

by Roy Thomas, Jo Duffy, Mike W. Barr
November 28th, 1991
English
Paperback

Book 1-6

What If? Classic Vol. 1

by Roy Thomas, Archie Goodwin
January 1st, 2004
English
Paperback
Edition: Direct Ed

Book 1-12

January 15th, 2019
English
Paperback

Book 3, 24

September 2nd, 2002
English
Paperback

Book 7-12

What If? Classic, Vol. 2

by Roy Thomas, Jack Kirby, Rick Hoberg
January 1st, 2005
English
Paperback

Book 13, 39, 43

November 8th, 2021
English
Kindle

Book 13-15, 17-23

October 29th, 2019
English
Paperback

Book 14-15, 17-20

What If? Classic, Vol. 3

by Gary Friedrich, Donald F. Glut, Marv Wolfman
January 1st, 2006
English
Paperback

Book 21-26

What If? Classic, Vol. 4

by Bill Mantlo, Donald F. Glut, Peter B. Gillis
January 1st, 2007
English
Paperback

Book 24-35

What If? Classic: The Complete Collection Vol. 3

by Tony Isabella, Peter B. Gillis, Mark Gruenwald
February 11th, 2020
English
Paperback

Book 27-32

What If? Classic, Vol. 5

by Jo Duffy, Michael Fleisher, Frank Miller
January 1st, 2008
English
Paperback

Book 33-38

What If? (1989-1998) #6

by Danny Fingeroth, Ron Lim
November 1st, 1989
English
eBook

What If? Classic, Vol. 6

by Danny Fingeroth, Steven Grant, Frank Miller
January 1st, 2009
English
Paperback

Book 36-47

What If? Classic: The Complete Collection Vol. 4

by John Byrne, Tom DeFalco, Peter B. Gillis
May 12th, 2020
English
Paperback

Book 40-42, 44-47

What If? Classic, Vol. 7

by Peter B. Gillis, Alan Zelenetz, Mark Gruenwald
January 1st, 2011
English
Paperback