Señores del Tiempo
In 1989, he approached Peter Darvill-Evans at Virgin Books about writing a new Doctor Who role-playing game, Time Lord, following the expiration of the licence held by FASA. Time Lord (role-playing game) materialised in 1991 as a paperback distributed through the book trade. In 1996, Marsh regained the rights to Time Lord and republished it free on the internet.