 Meat Shield | Equipment | Shields | 0 | 5 |
 Meaty Vortex | Other | Quest Items | 0 | 0.5 |
 Mechanical Fish | Other | Quest Items | 0 | 7.5 |
 Mechanical Fishing Rod | — | Tools | 0 | 9.2 |
 Medal of Honour | Decoration | Contest Prizes | 0 | 10 |
 Medal of Valiance | — | Creature Products | 410,000 | 0.55 |
 Medicine Pouch | Other | Quest Items | 0 | 12 |
 Medusa Shield | Equipment | Shields | 9,000 | 58 |
 Medusa Skull | Decoration | Fansite Items | 0 | 10 |
 Medusa Skull (Replica) | Decoration | Valuables | 0 | 10 |
 Medusa Soul Core | Other | Soul Cores | 0 | 10 |
 Mega Dragon Heart | — | Creature Products | 1,100 | 2 |
 Mega Dragon Soul Core | Other | Soul Cores | 0 | 10 |
 Megalomania's Essence | — | Creature Products | 1,900,000 | 1.1 |
 Megalomania's Skull | — | Creature Products | 1,500,000 | 1 |
 Megasylvan Plant | Decoration | Decorations | — | — |
 Megasylvan Sapling | — | — | 0 | 5 |
 Melon | — | Food | 0 | 9.5 |
 Melting Horn | — | Taming Items | 0 | 2 |
 Memory Box | Decoration | Fansite Items | 0 | 20 |
 Memory Box (Activated) | Decoration | Fansite Items | 0 | 20 |
 Memory Crystal | Other | Quest Items | 0 | 2.5 |
 Memory Stone | Other | Quest Items | 0 | 2.5 |
 Menacing Carnivor Soul Core | Other | Soul Cores | 0 | 10 |
 Menacing Egg | — | Taming Items | 0 | 8.5 |
 Menacing Tapestry | Decoration | Decorations | — | — |
 Mercenary Sword | Weapons | Sword Weapons | 12,000 | 68 |
 Merchant Portrait | Decoration | Decoration | — | — |
 Mercurial Menace Soul Core | Other | Soul Cores | 0 | 10 |
 Mercurial Wing | — | Creature Products | 2,500 | 0.1 |
 Mercury Blob Soul Core | Other | Soul Cores | 0 | 10 |
 Meringue Cake | — | Food | 0 | 5 |
 Merlkin Soul Core | Other | Soul Cores | 0 | 10 |
 Mermaid Figure Head | Decoration | Decorations | — | — |
 Merudri Battle Mail | Equipment | Armors | 0 | 29 |
 Merudri Brooch | Equipment | Amulets and Necklaces | 0 | 4.5 |
 Merudri Nanbando | Equipment | Armors | 0 | 106 |
 Merudri Scale Mail | Equipment | Armors | 0 | 29 |
 Message in a Bottle | Decoration | Decorations | 0 | 12 |
 Metal Bat | Weapons | Club Weapons | 9,000 | 51 |
 Metal File | — | Tools | 0 | 5.1 |
 Metal Fitting | Other | Metals | 0 | 2.5 |
 Metal Gargoyle Soul Core | Other | Soul Cores | 0 | 10 |
 Metal Jaw | — | Creature Products | 260 | 1.4 |
 Metal Spats | Equipment | Boots | 2,000 | 18 |
 Metal Spike | — | Creature Products | 320 | 0.5 |
 Metal Toe | — | Creature Products | 430 | 5 |
 Metal Wall Lamp | Decoration | — | — | — |
 Midnight Asura Soul Core | Other | Soul Cores | 0 | 10 |
 Midnight Panther Doll | Decoration | Dolls and Bears | 0 | 17 |