The Cult of the Sacred Fire / The Formula -- (No 1)
Originally published in Spanish in two books:
El pueblo del fuego sagrado, 1982 -- (No 1)
La fórmula, 1983 -- (No 2)
Publisher: NBM (USA), 199?
Format: Softcover, 216x284 mm, ?? pp. (?? pp.), color
Printed in ???
The Trials / The Sacrifice -- (No 2)
Originally published in Spanish in two books:
Las pruebas, 1984 -- (No 3)
El sacrificio, 1988 -- (No 4)
Publisher: NBM (USA), 1986, 1988
Format: Sofcover, 214x280 mm, 46+45 pp., color
Printed in Holland
The Fortress -- (No 3)
Original title: La fortaleza, 1991 -- (No 5)
Publisher: NBM (USA), 200
Format: Softcover, 214x280 mm, 45 pp., color
Printed in Hong Kong
The Black Globe -- (No 4)
Original title: La bola negra, 1993 -- (No 6)
Publisher: NBM (USA), 1994
Format: Softcover, 214x280 mm, 45 pp., color
Printed in the Netherlands
The Voyage -- (No 5)
Original title: El viaje, 1995 -- (No 7)
Publisher: NBM (USA), 1995
Format: Softcover, 215x281 mm, 46 pp., color
Printed in the Netherlands
Contais 3 short stories:
Exoskeleton -- (16 pp.)
The Flight -- (7 pp.)
The Lighthouse -- (21 pp.)
Year 1000 -- (No 6)
Original title: Año 1000, el fin del mundo, 1996 -- (No 8)
Publisher: NBM (USA), 1996
Format: Softcover, 214x280 mm, 46 pp., color
Printed in Hong Kong
The Lost Civilization -- (No 7)
Original title: Los ascendientes perdidos, 1997 -- (No 9)
Publisher: NBM (USA), 1997
Format: Softcover, 215x281 mm, 46 pp., color
Printed in Holland
Giants -- (No 8)
Original title: Gigantes, 1998 -- (No 10)
Publisher: NBM (USA), 1999
Format: Softcover, 215x286 mm, 46 pp., color
Printed in Holland
Contains 4 short stories: