7 books in series

Adversary Cycle

Adversary Cycle is a 7-book series with 7 primary works first released in 1981 with contributions by F. Paul Wilson.

#1
The Keep

#1 of 6 in Adversary Cycle

1981 • 37 Readers • 420 pages • 3.5

#2
The Tomb

#2 of 6 in Adversary Cycle

1984 • 38 Readers • 3.5

#3
The Touch

#3 of 6 in Adversary Cycle

1986 • 7 Readers • 336 pages • 3.8

#4
Reborn

#4 of 6 in Adversary Cycle

1990 • 8 Readers • 366 pages • 3.8

#5
Reprisal

#5 of 6 in Adversary Cycle

1991 • 6 Readers • 323 pages • 4.5

#5.5
Signalz

#41 of 6 in The Secret History of the World

2020 • 1 Reader • 213 pages

#6
Nightworld

#6 of 6 in Adversary Cycle

2012 • 10 Readers • 401 pages • 4.5