Forbidden Doors
1 The Society (1994)
2 The Deceived (1994)
3 The Spell (1995)
4 The Haunting (1995)
5 The Guardian (1995)
6 The Encounter (1995)
7 The Curse (1997)
8 The Undead (1997)
9 The Scream (1998)
10 The Ancients (1998)
11 The Wiccan (2003)
12 The Cards (2003)
2 The Deceived (1994)
3 The Spell (1995)
4 The Haunting (1995)
5 The Guardian (1995)
6 The Encounter (1995)
7 The Curse (1997)
8 The Undead (1997)
9 The Scream (1998)
10 The Ancients (1998)
11 The Wiccan (2003)
12 The Cards (2003)
Omnibus editions
Dark Power Collection (2008)
Ancient Forces Collection (2008)
Deadly Loyalty Collection (2008)
Invisible Terror Collection (2008)
Ancient Forces Collection (2008)
Deadly Loyalty Collection (2008)
Invisible Terror Collection (2008)