• The Crimson Dagger - Vatican Knights Series 23 (2020)
• The Goliath Chamber - Vatican Knights 24 (2021)
• Original Sins
• The Sinai Directive
• The Devil's Magician
• Juggernaut
• The Brimstone Diaries
• The Nocturnal Saints
• The Eye of Moses - Vatican Knights Series 22 (2020)
• CABAL
• Dark Advent
• In Between God and Devil
• The Lost Cathedral
• Game of Drones
• Mausoleum 2069
• CABAL (The Vatican Knights Book 9)
• The Thrones of Eden 3 (Eden)
• Sinners and Saints
• Dark Advent (Vatican Knights Book 8)
• The Valley
• Targeted Killing (The Vatican Knights Book 11)
• Sinners and Saints (The Vatican Knights Book 12)
• The Lost Cathedral (The Vatican Knights series Book 7)
• The Bridge of Bones (Vatican Knights)
• Targeted Killing
• Crosses to Bear (Vatican Knights Book 6)
• The Barbed Crown (The Vatican Knights Book 13)
• The Barbed Crown
• The Menagerie 2 (Eden)
• The Golgotha Pursuit
• The Tombs of Eden