| Mahogany casket [] | 4 | 8/64 |
| Managing Miscellania (Fishing) [] | 1 | Common |
| Managing Miscellania (Fishing (cooked)) [] | 1 | Unknown |
| Managing Miscellania (Mining) [] | 1 | Common |
| Manifest shadow [] | 1 | 1/275 |
| Market Guard [] | 1 | 1/1,024 |
| Mighty banshee [] | 1 | 4/128 |
| Mighty Blood reaver [] | 1 | 1/193.6 |
| Milla [] | 1 | 1/4,096 |
| Minotaur [] | 1 | 1/1,024 |
| Minotaur [] | 1 | 1/1,024 |
| Mithril dragon [] | 1 | 1/203.2 |
| Molanisk [] | 1 | 1/146.29 |
| Moss giant [] | 1 | 1/256 |
| Mountain troll [] | 1 | 1/204.8 |
| Mourner [] | 1 | 1/204.8 |
| Mummy (Jaldraocht Pyramid) [] | 1 | 1/2,052 |
| Mummy [] | 1 | 1/2,052 |
| Mummy (Ullek) [] | 1 | 1/2,052 |
| Mutated bloodveld [] | 1 | 1/102.4 |
| Mutated zygomite (Level 58) [] | 1 | 1/256 |
| Mutated zygomite (Level 65) [] | 1 | 1/256 |
| Mystery box (random events) [] | 1 | Uncommon |
| Nechryael [] | 1 | 1/256 |
| Nechryael [] | 1 | 1/115.2, 3 rolls |
| Nechryael [] | 1 | 1/201.6 |
| Necromancer [] | 1 | 1/201.6 |
| Nikita [] | 1 | 1/4,096 |
| Nikolai [] | 1 | 1/4,096 |
| Oak casket [] | 4 | 8/64 |
| Ogre statue [] | 1 | 1/504 |
| Ork statue [] | 1 | 1/790.67 |
| Otherworldly being [] | 1 | 1/346.75 |
| Ourg statue [] | 1 | 1/377.33 |
| Oyster (Aquarium) [{'content': 'Replenishes every week.', 'name': 'replenish'}] | 1 | 279/1,000, 5 rolls |
| Paladin [] | 1 | 1/512 |
| Pee Hat [] | 1 | 1/204.8 |
| Pirate [] | 1 | 1/1,024 |
| Precious gem rock [{'content': "Higher if Mining level isn't high enough for any of the other gems."}] | 1 | 5/10 |
| Premier Vault (Ironman Mode) [] | 7 | Varies |
| Prifddinas gem rock [] | 1 | 230/996 |
| Professor Manglethorp [] | 3–6 | Common |
| Professor Onglewip [] | 3–5 | Uncommon |
| Pyrefiend [] | 1 | 1/512 |
| Pyrefiend [] | 1 | 1/512 |
| Rare drop table (Free-to-play rare table) [] | 20–30 | 8/128 |
| Rare drop table (Gem table) [] | 1 | 16/128 |
| Rare gem rock [{'content': "Higher if Mining level isn't high enough for all of the other gems."}] | 1 | 10/100 |