Pulse (A Jack Sigler Thriller Book 1)
Ragnarok (A Jack Sigler Thriller Book 4)
Omega (A Jack Sigler Thriller Book 5)
Prime (A Jack Sigler Thriller Book 0)
Savage (A Jack Sigler Thriller Book 6)
Cannibal (A Jack Sigler Thriller Book 7)
Empire (A Jack Sigler Thriller Book 8)
Centurion (A Jack Sigler Novella Book 3)