| Colecciones Españolas | Colecciones USA | Personajes | Autores | Comics Españoles | Comics USA | Sagas |
| Apariciones de Leech: 140 |
| Título Colección | Número | Variante | Mes | Año |
|---|---|---|---|---|
| X-Men Unlimited, Vol. 1 | 14 | MAR | 1997 | |
| Generation X, Vol. 1 | 25 | MAR | 1997 | |
| Generation X, Vol. 1 | 27 | MAY | 1997 | |
| Gen 13 / Generation-X | 0 | JUL | 1997 | |
| Daydreamers | 1 | AGO | 1997 | |
| Daydreamers | 2 | SEP | 1997 | |
| Daydreamers | 3 | OCT | 1997 | |
| Generation X, Vol. 1 | 36 | MAR | 1998 | |
| Generation X, Vol. 1 | 37 | ABR | 1998 | |
| Generation X, Vol. 1 | 38 | MAY | 1998 | |
| Generation X, Vol. 1 | 39 | JUN | 1998 | |
| Generation X, Vol. 1 | 44 | NOV | 1998 | |
| Generation X, Vol. 1 | 45 | DIC | 1998 | |
| Generation X, Vol. 1 | 47 | ENE | 1999 | |
| Generation X, Vol. 1 | 52 | JUN | 1999 | |
| Generation X, Vol. 1 | 59 | ENE | 2000 | |
| Generation X, Vol. 1 | 60 | FEB | 2000 | |
| Generation X, Vol. 1 | 68 | OCT | 2000 | |
| X-Men: The 198 Files | 1 | MAR | 2006 | |
| X-Men: The 198 | 3 | MAY | 2006 |
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