- Crypt of the Soulless Ones
- Crypt-City of the Deathless One
- Cryptic Commands
- Crypto World Order: Introducing the Mark of the Beast
- Cryptofiction - Volume I. A Collection of Fantastical Short Stories of Sea Monsters, Were-Wolves, an...
- Cryptofiction - Volume II. A Collection of Fantastical Short Stories of Sea Monsters, Dangerous Inse...
- Cryptofiction - Volume III. A Collection of Fantastical Short Stories of Sea Monsters, Dangerous Ins...
- Cryptofiction - Volume IV. A Collection of Fantastical Short Stories of Sea Monsters, Dangerous Inse...
- Cryptopolis
- Cryptozoic!
- CRYSIS: Eskalacja
- Crystal (Episode Three of Farther Than We Dreamed)
- Crystal Dragon
- Crystal Hope
- Crystal Lake
- Crystal Memory
- Crystal of Souls
- CRYSTAL ROSE
- Crystal Soldier
- Crystal Spyglass
- Crystal Venom
- Crystal Witness
- Crystal: The Adventures of John L. Steelhard, Book Four
- Crystalline
- Crónicas Análogo-Digitales
- Crónicas del Silo (Pack)
- Crónicas Marcianas
- CSI: Crime Scene Investigation: Shock Treatment
- Csillaghatár
- Csillagok háborúja
- Csontszüret
- Cthulhu vaknar
- Ctrl Z The Do Over Stone
- Cuarenta mil años sin ti
- Cucciolo Zandiano
- Cuchillo de agua
- Cudowna broń
- Cuentos chilenos steampunk
- Cuentos de espacio y del tiempo
- Cuentos de la Vía Láctea
- Cugel the Clever
- Cugel: The Skybreak Spatterlight
- Culdesac
- Culotte et redingote au 21e siècle
- Cult
- Cultivar
- Cultural Exchange
- Cultural Exchange and eleven more Stories
- Culture Shock
- Cum Grano Salis
- Cum Grano Salis
- Cum in Me If You Want to Live
- Cuore Deviante
- Cup of Coffee
- Cupid
- Cupids
- Curai'Nal
- Curiosos visitantes
- Curiosos visitantes. Océano lunar
- Curious
- Curious Notions
- Cursed
- Cursed Cogs
- Cursed Ice
- Cursed Planet
- Cursor's Fury
- Curtsies and Conspiracies
- Curved Space to Corsair
- Cut Off
- Cutlass: Motor City Alien Mail Order Brides #1
- Cutter: The Saga of Nick Vixel
- Cutting the Bloodline
- CV
- Cy Malone
- CYAN
- CYBER
- Cyber - Part 2
- Cyber - Parts 1 to 4
- Cyber Armageddon
- Cyber Girls Box Set: Influencer 1-10
- Cyber Girls Box Set: Influencer Books 1-5
- Cyber Girls: Christmas Balls
- Cyber Girls: Influencer 1
- Cyber Girls: Influencer 2
- Cyber Girls: Influencer 3
- Cyber Girls: Influencer 6
- Cyber Girls: Influencer 7
- Cyber Heist
- Cyber Invasion
- Cyber Mind
- Cyber Nation
- Cyber Pensées
- Cyber Secure
- Cyber Shogun Revolution
- Cyber Souls
- Cyber Thoughts
- Cyber Trips
- Cyber Way
- Cyber World
- Cyber-City
- Cyber: Spanish version - en Español
- Cyberabad Days
- CyberChrist
- Cyberempathy
- Cyberfunk!
- Cyberland
- CyberMoon 2020
- Cyberpunk
- Cyberpunk Fairy Tales: Volume 1
- Cybersona
- Cyberstorm
- Cyberurban
- CyberWitch
- CyberWorld 1.0: Mind Ripper
- CyberWorld 2.0: House of Nightmares
- CyberWorld 3.0: Evil Intentions
- CyberWorld 4.0: The Secrets of Yonderwood
- CyberWorld 5.0: Burning London
- CyberWorld 6.0: Anonymous
- CyberWorld 7.0: Bunker 7
- Cyborg
- Cyborg Boss
- Cyborg Commander
- Cyborg Concealed
- Cyborg Fever
- Cyborg Heart : Alien Invasion Romance
- Cyborg Heat
- Cyborg Legacy
- Cyborg Mate
- Cyborg Mermaid's Song
- Cyborg Mice Origin
- Cyborg Protector
- Cyborg Rebelle
- Cyborg Rescuer
- Cyborg Rising (Star Pilot Series, Book 3)
- Cyborg Rogue
- Cyborg Seduction
- Cyborg Sizzle Escape Omnibus
- Cyborg Strike
- Cyborg Warrior’s Son - Alien Romance
- Cyborg Wars: The Super Model
- Cyborg's Secret Baby
- Cyborg-Daddy wider Wissen
- Cyborgs among us
- Cyborgs: More Than Machines 1-3
- Cycle Alex Courville (9)
- Cycle des phénix (3). Dans l'œil de l'Aleph
- Cycle of Fire