legendary beings list : M

• Maa-alused (Estonian mythology) - Subterranean spirit
• Machlyes (Medieval bestiaries) - Hermaphroditic humanoid
• Macrocephali (Medieval bestiaries) - Giant-headed humanoid
• Madremonte (Colombian folklore) - Nature guardian
• Maero (Māori) - Savage, arboreal humanoids
• Magog (English folklore) - Giant protector of London
• Maha-pudma (Hindu mythology) - Giant elephant that holds up the world
• Mairu (Basque mythology) - Megalith-building giant
• Mājas gari (Latvian mythology) - Benevolent house spirit
• Majin (Japanese mythology) - Magical beings
• Makara (Indian mythology) - Aquatic beings
• Makura-gaeshi (Japanese mythology) - Pillow-moving spirit
• Mami Wata (Africa and the African diaspora) - Supernaturally beautiful water spirits
• Manananggal (Philippine mythology) - Vampires that sever their torsos from their legs to fly around
• Mandi (Medieval bestiaries) - Humanoid with a forty-year lifespan
• Mandrake (Medieval folklore) - Diminutive, animated construct
• Manes (Roman mythology) - Ancestral spirits
• Mannegishi (Cree) -Little people with six fingers and no noses
• Manticore (Persian mythology) - Lion-human-scorpion hybrid
• Mapinguari (Brazilian mythology) - Giant sloth
• Mara (Scandinavian folklore) - Female night-demon
• Marabbecca (Italian folklore) - Malevolent water spirit
• Mareikura (Tuamotu) - Attendant of Kiho-tumu, the supreme god
• Mares of Diomedes (Greek mythology) - Man-eating horses
• Marid
• Maro deivės (Lithuanian mythology) - Disease spirits
• Maski-mon-gwe-zo-os (Abenaki mythology) - Shapeshifting toad spirit
• Matagot (French mythology) - Spirit that takes animal form, usually a black cat
• Matsya (Hindu mythology) - first Avatar of Vishnu in the form of a half-fish and half-man
• Mayura (Hindu mythology) - Peacock spirit
• Mazikeen (Jewish mythology) - Invisible, malevolent spirit
• Mbói Tu'ĩ (Guaraní mythology) - Snake-parrot hybrid
• Mbwiri (Central Africa) - Possessing demon
• Meliae (Greek mythology) - Ash tree nymph
• Melusine (Medieval folklore) - Female water spirit, with the form of a winged mermaid or serpent
• Menehune (Hawaiian mythology) - Little people and craftsmen
• Menninkäinen (Finnish mythology) - Little people and nature spirits
• Merlion (Singapore) - Combination of a lion and a fish, the symbol of Singapore
• Mermaid (multiple cultures) - Human-fish hybrid
• Merrow (Irish mythology and Scottish) - Human-fish hybrid
• Metee-kolen-ol (Abenaki mythology) - Ice-hearted wizards
• Mimi (Australian Aboriginal mythology) - Extremely elongated humanoid that has to live in rock crevasses to avoid blowing away
• Minka Bird (Australian Aboriginal mythology) - Death spirit
• Minotaur (Greek mythology) - Human-bull hybrid
• Mishibizhiw (Ojibwa) - Feline water spirit
• Misi-ginebig (Ojibwa) - Serpentine rain spirit
• Misi-kinepikw (Cree) - Serpentine rain spirit
• Mizuchi (Japanese mythology) - Water dragon
• Mogwai (Chinese mythology) - Vengeful ghost or demon
• Mohan (Latin American folklore) - Nature spirit
• Mokoi (Australian Aboriginal mythology) - Malevolent spirit that kills sorcerers
• Moñái (Guaraní mythology) - Giant snake with antennae
• Monocerus (Medieval bestiaries) - One-horned stag-horse-elephant-boar hybrid, sometimes treated as distinct from the unicorn
• Mono Grande (South America) - Giant monkey
• Monopod (Medieval bestiaries) - Dwarf with one giant foot
• Mooinjer veggey (Manx folklore) - Nature spirit
• Mora (Slavic mythology) - Disembodied spirit
• Morgens (Breton and Welsh mythology) - Water spirits
• Mormolykeia (Greek) - Underworld spirit
• Moroi (Romanian) - Vampiric ghost
• Moss people (Continental Germanic mythology) - Little people and tree spirits
• Mujina (Japanese mythology) - Shapeshifting badger spirit
• Muldjewangk (Australian Aboriginal mythology) - Water monster
• Muma Pădurii (Romanian folklore) - Forest-dwelling hag
• Muscaliet (Medieval bestiaries) - Extremely hot hare-squirrel-boar hybrid
• Muse (Greek mythology) - Spirits that inspire artists
• Musimon (Heraldic) - Sheep-goat hybrid
• Myling (Scandinavian folklore) - Ghosts of unbaptized children
• Myrmecoleon (Medieval bestiaries) - Ant-lion hybrid