| Lylandre's Fel CrystalNPC #110694 | Unknown | Normal | Identity record |
| Machine Speaker SentryNPC #212862 | Unknown | Normal | Identity record |
| Machinist SpringfizzleNPC #88213 | Unknown | Normal | Identity record |
| Machinist WobblewrenchNPC #88215 | Unknown | Normal | Identity record |
| Mad Science BlueprintsNPC #253291 | Unknown | Normal | Identity record |
| Madstitch FleshcrafterNPC #172210 | Unknown | Normal | Identity record |
| Magic Bubbles CompleteNPC #110004 | Unknown | Normal | Identity record |
| Magic Tile - KnockbackNPC #69708 | Unknown | Normal | Identity record |
| Majestic Stag - OrangeNPC #103545 | Unknown | Normal | Identity record |
| Malfunctioned PoultridNPC #183813 | Unknown | Normal | Identity record |
| Malfunctioning BattlerNPC #201715 | Unknown | Normal | Identity record |
| Malfunctioning GoliathNPC #171750 | Unknown | Normal | Identity record |
| Malfunctioning PhalynxNPC #159648 | Mechanical | Normal | Identity record |
| Malfunctioning RailbotNPC #218251 | Unknown | Normal | Identity record |
| Malfunctioning RailbotNPC #218278 | Unknown | Normal | Identity record |
| Malfunctioning RailbotNPC #223879 | Unknown | Normal | Identity record |
| Malicious Toxic LurkerNPC #155091 | Aberration | Normal | Identity record |
| Mana-Craving FelhunterNPC #228819 | Unknown | Normal | Identity record |
| Manaforge TranslocatorNPC #242357 | Unknown | Normal | Identity record |
| Manaforge TranslocatorNPC #242368 | Unknown | Normal | Identity record |
| Manaforge TranslocatorNPC #266515 | Unknown | Normal | Identity record |
| Manaforge TranslocatorNPC #266517 | Unknown | Normal | Identity record |
| Manaforge TranslocatorNPC #266518 | Unknown | Normal | Identity record |
| Manaforge TranslocatorNPC #266519 | Unknown | Normal | Identity record |
| Mannoroc ShadowstalkerNPC #228918 | Unknown | Normal | Identity record |
| Marcio's Test GangsterNPC #61665 | Unknown | Normal | Identity record |
| Maribeth Talkie CreditNPC #115429 | Unknown | Normal | Identity record |
| Marrowmouth ConsumptorNPC #242750 | Beast | Normal | Identity record |
| Massacred BlistercreepNPC #240429 | Unknown | Normal | Identity record |
| Master Artificer NyellNPC #115518 | Unknown | Normal | Identity record |
| Master Artificer NyellNPC #117668 | Unknown | Normal | Identity record |
| Master Engineer CreditNPC #65901 | Unknown | Normal | Identity record |
| Master Zone ControllerNPC #214124 | Unknown | Normal | Identity record |
| Master Zone ControllerNPC #222032 | Unknown | Normal | Identity record |
| Master Zone ControllerNPC #224140 | Unknown | Normal | Identity record |
| Mataus the WrathcasterNPC #16133 | Unknown | Normal | Identity record |
| Mataus the WrathcasterNPC #46093 | Unknown | Normal | Identity record |
| Matron Elsbeth GarrickNPC #133103 | Unknown | Normal | Identity record |
| Matron Elsbeth GarrickNPC #137593 | Unknown | Normal | Identity record |
| Maurading Rock BursterNPC #79130 | Unknown | Normal | Identity record |
| Mawsworn Caster SpikedNPC #175637 | Unknown | Normal | Identity record |
| Mawsworn Kyrian CasterNPC #175630 | Unknown | Normal | Identity record |
| Meadowstomper CalflingNPC #84407 | Unknown | Normal | Identity record |
| Mean Ed the BlacksmithNPC #55 | Unknown | Normal | Identity record |
| Mech Scrap Kill CreditNPC #145255 | Unknown | Normal | Identity record |
| Mechagon Eyelight LampNPC #249977 | Unknown | Normal | Identity record |
| Mechanical Cart-PusherNPC #214438 | Unknown | Normal | Identity record |
| Mechanical TallstriderNPC #76276 | Mechanical | Normal | Identity record |
| Mechano-Lord CapacitusNPC #19219 | Unknown | Normal | Identity record |
| Mechanoranger Cogspark<Ultra-Master Engineer> · NPC #139491 | Humanoid | Special | Identity record |
| Mental Training CreditNPC #39824 | Unknown | Normal | Identity record |
| Merchant Faction ItemsNPC #223483 | Unknown | Normal | Identity record |
| Merciless Nether DrakeNPC #24743 | Unknown | Normal | Identity record |
| Mind Controlled HunterNPC #119366 | Unknown | Normal | Identity record |
| Mind Controlled VrykulNPC #116845 | Unknown | Normal | Identity record |
| Mind-Seeker ApprenticeNPC #256546 | Humanoid | Normal | Identity record |
| Mind-Seeker ApprenticeNPC #258844 | Humanoid | Normal | Identity record |
| Minus Mob Credit (DNT)NPC #136617 | Unknown | Normal | Identity record |
| Minus Mob Credit (DNT)NPC #137899 | Unknown | Normal | Identity record |
| Misaligned Ley CrystalNPC #198260 | Unknown | Normal | Identity record |