| Colecciones Españolas | Colecciones USA | Personajes | Autores | Comics Españoles | Comics USA | Sagas |
| Apariciones de Professor X (Charles Francis Xavier): 1158 |
| Título Colección | Número | Variante | Mes | Año |
|---|---|---|---|---|
| What If, Vol. 2 | 7 | DIC | 1989 | |
| Excalibur, Vol. 1 | 17 | DIC | 1989 | |
| X-Men Classic | 41 | DIC | 1989 | |
| X-Men Classic | 42 | DIC | 1989 | |
| Marvel Tales, Vol. 2 | 234 | 1990 | ||
| X-Men Spotlight On...Starjammers | 1 | ENE | 1990 | |
| X-Men Classic | 43 | ENE | 1990 | |
| X-Factor, Vol. 1 | 50 | 50 | ENE | 1990 |
| X-Men Spotlight On...Starjammers | 2 | FEB | 1990 | |
| X-Men Classic | 44 | FEB | 1990 | |
| X-Men Classic | 45 | MAR | 1990 | |
| X-Men Classic | 46 | ABR | 1990 | |
| What If, Vol. 2 | 13 | MAY | 1990 | |
| X-Men Classic | 47 | MAY | 1990 | |
| X-Men Classic | 48 | JUN | 1990 | |
| X-Men Classic | 49 | JUL | 1990 | |
| What If, Vol. 2 | 16 | AGO | 1990 | |
| X-Men Classic | 52 | OCT | 1990 | |
| What If, Vol. 2 | 19 | NOV | 1990 | |
| X-Men Classic | 53 | NOV | 1990 |
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