- M
- Machani Diplomat
- Machine Rebel
- Maddy's a Baddy
- Mahou no Sekai: World of Magic「魔法のセカイ」
- Making a Living
- Making Call of Duty Modern Warfare
- Malaikat Pelindung Gotik
- MALCOLM JAMESON Premium Collection – 17 Science Fiction Classics in One Volume
- Malia's Miracles
- Mandy Lamb and the Full Moon (U.K. Edition)
- Mandy Lamb and the Full Moon (U.S. Edition)
- Mapmaker
- Mara, per te
- Marca de nacimiento
- Marcados à nascença. Livro I
- Mardok and the Seven Exiles
- Mark In Pompeii
- Mark of Odin: The Awakening
- Mark of the Triad
- Marked
- Marked (The Birthright Book 2)
- Marked
- Marooned
- Mars Burning
- Mars One
- Marsch der Könige (Band 2 im Ring der Zauberei)
- Marsz Władców (Księga 2 Kręgu Czarnoksiężnika)
- Marée
- Marşul Regilor (Cartea 2 Din Inelul Vrăjitorului)
- Mason
- Math Myths for the Modern Child
- Matt Archer: Bloodlines
- Matt Archer: Omnibus (Books 1-3)
- Matt Archer: Redemption
- Matt Archer: The Short Stories
- Matter of Resistance
- Mattia Melissa e il mistero del pozzo di Barumini
- Max and the Gatekeeper
- Max Booth Future Sleuth
- Max Einstein: Rebels with a Cause
- Max Einstein: Saves the Future
- Max Einstein: The Genius Experiment
- Max Nebulous
- Max und die Sache mit der Raumzeit-Faltungsinversion
- Max: A Watcher Series Mini Novella
- Maximum Experience
- Maxon
- Maybe We're Electric
- Mayhem and Madness
- Me Ma Supial!
- Me vs. the Multiverse: Enough About Me
- Me Ma Supial!
- Me vs. the Multiverse: Enough About Me
- Me vs. the Multiverse: Pleased to Meet Me
- Measure of Days
- Mechanical
- Meer der Schilde (Band #10 im Ring der Zauberei)
- Meet me at Midnight / Moon Light Walker
- Meeting the Hero
- Melissa y sus extraterrestres peludas
- Meme
- Memento
- Memoirs of the Forgotten
- Memorias de un ángel de papel
- Menosaurus
- Mentes poderosas 1 - Mentes poderosas
- Mercury Boys
- Mercy, Me
- Mere end det
- Merlin's Shakespeare
- Merly
- Mesmerized
- Messaggi dallo Spazio (Le Cronache dell’invasione— Libro Uno)
- Meteorite Strike
- Mi Robot Saves Energy
- Michael Vey