The Three Worlds Cycle Series
(15 books)


Books in the series:
1.  
A Shadow on the Glass (1998)

2.  
The Tower on the Rift (1998)

3.  
Dark is the Moon (1999)


5.  
Geomancer (2001)

6.  
Tetrarch (2002)

7.  
Alchymist (2003)

8.  
Chimaera (2004)


10.  
The Curse on the Chosen (2007)

11.  
The Destiny of the Dead (2008)

12.  
The Summon Stone (2016)

13.  
The Fatal Gate (2017)

14.  
The Perilous Tower (2020)

15.  
The Sapphire Portal (2020)