Factor-X is a series from Planeta DeAgostini, beginning in 1988 with 94 issues cataloged on VerseDB. It is published in Spanish.
Factor-X (1988)
Ajax
Thomas Jones
Alexander Power
Allison McCourt
Jimaine Szardos
Amelia C. Voght
Warren Kenneth Worthington III
En Sabah Nur
Philippa Sontag
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