 | ¿ Y Si La Patrulla X Hubiese Muerto En Su Primera Misión ? #17 | #17 | 1990 | Softcover |
 | ¿ Y Si La Patrulla X Se Hubiese Quedado En Asgard ? #20 | #20 | 1990 | Softcover |
 | What If The Hulk Had Always Had Bruce Banner's Brain #2 | Vol. 1 #2 | 1977-04 | Softcover |
 | The Avengers Had Never Been? #3 | Vol. 1 #3 | 1977-06 | Softcover |
 | "What If the Invaders Had Stayed Together After World War Two?" #4 | Vol. 1 #4 | 1977-08 | Softcover |
 | "What If the World Knew Daredevil Was Blind?" #8 | Vol. 1 #8 | 1978-04 | Softcover |
 | "What If... the Avengers Had Been Formed During the 1950's?" #9 | Vol. 1 #9 | 1978-06 | Softcover |
| What If? #11 | Vol. 1 #11 | 1978 | Softcover |
 | "What If Rick Jones Had Become the Hulk?" #12 | Vol. 1 #12 | 1978-12 | Softcover |
 | What If Doctor Doom Had Become A Hero? #22 | Vol. 1 #22 | 1980-08 | Softcover |
 | What If Spider-Man Had Rescued Gwen Stacy? #24 | Vol. 1 #24 | 1980-12 | Softcover |
 | What If Spider-Man Had Rescued Gwen Stacy? #24 | Vol. 1 #24 | 1980-12 | Softcover |
 | What If Phoenix Had Not Died? #27 | Vol. 1 #27 | 1981-07 | Softcover |
| What If? #28 | Vol. 1 #28 | 1981 | Softcover |
 | What If...The Avengers Were The Last Superheroes On Earth? #29 | Vol. 1 #29 | 1981-10 | Softcover |
 | What If Wolverine Had Killed The Hulk? #31 | Vol. 1 #31 | 1982-02 | Softcover |
 | What If The Avengers Had Become Pawns Of Korvac? #32 | Vol. 1 #32 | 1982-04 | Softcover |
 | What If Dazzler Had Become The Herald Of Galactus? / What If Iron Man Was Trapped In The Time Of King Arthur? #33 | Vol. 1 #33 | 1982-06 | Softcover |
 | What If? #34 | Vol. 1 #34 | 1982-08 | Softcover |
 | What If Elektra Had Lived? #35 | Vol. 1 #35 | 1982-10 | Softcover |
 | The Invisible Girl Had Died? #42 | Vol. 1 #42 | 1983-12 | Softcover |
| What If? Classic | Vol. 1 | 2004 | Trade Paperback |
 | What If The All-New All-Different X-Men Had Never Existed? Vol. 2 #23 | Vol. 2 #23 | 1991-03 | Softcover |
 | What if Barbara Ketch became Ghost Rider? Vol. 2 #45 | Vol. 2 #45 | 1993-01 | Softcover |
 | 4 Against The Darkness Vol. 2 #78 | Vol. 2 #78 | 1995-10 | Softcover |
