- Merlin and the Moor
- Merlin Indigo Ambrosius
- Merlin Redux
- Merlin the Sorcerer AD491
- Merlin's Secret
- Merlin's Son
- Mesmer, Book 1: Sanctuary (A Three Towers Fantasy)
- Mesmer, Book 2: Favoured (A Three Towers Fantasy)
- Messaggero Del Tempo
- Messer Marco Polo
- Mesye Kwik! Kwak!
- Mexican Gothic
- Mexican Radio and Other Short Stories, Volume I
- Mi pequeña guerra inútil
- Mia and the Adventure of the Mysterious Library
- Michael el-Hakim
- Michael's Rebellion
- Midgard
- Midnight Captive
- Midnight Eclipse
- Midnight Hunt
- Midnight Moon - Die Geliebte der Nacht: Zweiter Roman
- Midnight Never Come
- Midnight Omen
- Midnight Pass
- Miecz Aniołów
- Milady Disdain
- Milay
- Millénaire T6
- Millénaire Tome 1
- Millénaire Tome 2
- Millénaire Tome 3
- Millénaire Tome 4
- Millénaire Tome 5
- Mind Your Manors
- Mingus Fingers
- Ministry of Souls – Das Schattentor
- Ministry of Souls – Die Schattenarmee
- Miracle of Trithemius
- Miraculous and the Silver Man
- Miraculous, Maxim and the Silver Man
- Mirage of Imperfections
- Miriam: Memoirs of a Goddess: Annunciation
- Mirror (The Blaze Series, 2)
- Mirrors
- Mirrorsin Magick: Book 1 - The Crystal Tower
- Mirrorworld Book 1: Eidolon
- Mishaps & Mistletoe
- Miss Jones and the David: A 15-Minute Fantasy, Educational Version
- Miss Jones and the Golden Spike: A 15-Minute Fantasy, Educational Version
- Miss Jones and the Pony Express: A 15-Minute Fantasy, Educational Version
- Miss Jones and the Runaway Slaves: A 15-Minute Fantasy, Educational Version
- Miss Jones and the Wright Brothers: A 15-Minute Fantasy, Educational Version
- Miss Preston's Predicament
- Miss Violet and the Great War
- Missing Things
- Mistletoe and Mireworth
- Mistress of Skeinhold
- Mistress Of Sky And Stars
- Mistress of the Rock
- Mistress of the Solstice
- Mitos y Dioses
- Mitra Visits
- Miłość Bogów
- Modern Mythology
- MOESS-4 De feu et de glace
- Mohammed Ali and His House
- Molly Gabe og Den Snoede Pistol
- Moments In Time
- Mon Dieu Cthulhu! The d'Bois Escapades Volume One
- Monique Orphan
- Monkey King
- Monster Talk
- Monsters
- Monsters of Winter
- Monstrous Heart
- Monstrum
- Moon of the Goddess
- Moon Over Donamorgh
- Moonlight Shadows
- Moonlit Tales from a Pleasure Garden
- Mordhiemicus
- Mordred, Bastard Son
- Mordred’s Version
- More Than Magic
- More Things In Heaven and Earth
- Morgaine
- Morlanos
- Morning Star
- Morning's Journey
- Mortal Beloved Historical Fantasy Time Travel Collection
- Mortal Love
- Morti te salutant, l'origine del contagio
- Morwenna's Rites
- Moscow Gold
- Moseh's Staff
- Moskal
- Most of All
- Mother of Chaos
- Mother of Souls
- Mount Rushmore's Legacy
- Mr. Darcy Goes Overboard
- Mr. Darcy, Vampyre
- Mr. Dooley In Peace and In War
- Mr. Justice Raffles
- Mr. Munchausen
- Mr. Pickwick's Christmas: Being an Account of the Pickwickians' Christmas at the Manor Farm of the A...
- Mrs. Jones and the Midas Train: A Jazz-Age Decopunk Fantasy
- Much Fall of Blood
- Muckrakers & Minotaurs
- Muddy Creek Tales