| Título Colección |
Número |
Variante |
Mes |
Año |
| Alf | 41 | | MAY | 1991 |
| Alpha Flight, Vol. 1 | 96 | | MAY | 1991 |
| The Amazing Spider-Man, Vol. 1 | 347 | 347 | MAY | 1991 |
| The Avengers, Vol. 1 | 332 | | MAY | 1991 |
| Captain America, Vol. 1 | 385 | 385 | MAY | 1991 |
| X-Men Classic | 59 | | MAY | 1991 |
| Clive Barker's: Night Breed | 9 | | MAY | 1991 |
| Conan Saga | 50 | | MAY | 1991 |
| Conan the Barbarian, Vol. 1 | 244 | | MAY | 1991 |
| Daredevil, Vol. 1 | 292 | 292 | MAY | 1991 |
| Darkhawk, Vol. 1 | 3 | | MAY | 1991 |
| The Deadly Foes of Spider-Man | 1 | | MAY | 1991 |
| Deathlok Special | 1 | | MAY | 1991 |
| Doctor Strange: Sorcerer Supreme, Vol. 1 | 29 | | MAY | 1991 |
| Excalibur, Vol. 1 | 37 | | MAY | 1991 |
| Fantastic Four, Vol. 1 | 352 | | MAY | 1991 |
| G.I. Joe: A Real American Hero | 112 | | MAY | 1991 |
| Ghost Rider, Vol. 2 | 13 | | MAY | 1991 |
| Guardians of the Galaxy, Vol. 1 | 12 | | MAY | 1991 |
| The Incredible Hulk, Vol. 1 | 381 | | MAY | 1991 |