| Cave bug [] | 9–11 | 1/559,240.53 |
| Cave crawler [] | 9–11 | 1/2,796,202.67 |
| Cave crawler [] | 9–11 | 1/932,067.56 |
| Cave horror [] | 9–11 | 1/34,133.33, 3 rolls |
| Cave slime [] | 9–11 | 1/699,050.67 |
| Celestial dragon (Dragonkin Laboratory) (Normal mode) [] | 9–11 | 1/25,600 |
| Champion of Infernus [] | 9–11 | 1/541,764.27 |
| Chaos druid [] | 9–11 | 1/2,796,202.67 |
| Chaos druid warrior [] | 9–11 | 1/2,796,202.67 |
| Chaos dwarf [] | 9–11 | 1/559,240.53 |
| Chaos dwarf (Chaos Dwarf Battlefield) [] | 9–11 | 1/559,240.53 |
| Chaos dwarf [] | 9–11 | 1/550,502.4 |
| Chaos dwarf hand cannoneer [] | 9–11 | 1/576,716.8 |
| Chaos dwogre [] | 9–11 | 1/646,621.87 |
| Chaos Elemental (Members) [] | 9–11 | 1/16,860.85, 2 rolls |
| Chaos Giant [] | 9–11 | 1/34,133.33 |
| Chaos witch apprentice (Normal mode) [] | 9–11 | 1/25,600 |
| Chaos witch channeler (Level 143 (Normal mode)) [] | 9–11 | 1/25,600 |
| Chaos witch lifeweaver (Normal mode) [] | 9–11 | 1/25,600 |
| Chaos witch magus (Normal mode) [] | 9–11 | 1/25,600 |
| Chaos witch mender (Normal mode) [] | 9–11 | 1/25,600 |
| Chaos witch (Normal mode) [] | 9–11 | 1/25,600 |
| Cloaked zealot (Normal mode) [] | 9–11 | 1/25,600 |
| Cloaked zealot (Normal mode) [] | 9–11 | 1/25,600 |
| Cockatrice [] | 9–11 | 1/1,398,101.33 |
| Cockroach drone [] | 9–11 | 1/466,033.78 |
| Cockroach soldier [] | 9–11 | 1/399,457.52 |
| Cockroach worker [] | 9–11 | 1/559,240.53 |
| Commander Zilyana (Hard mode) [] | 9–11 | 1/17,066.67 |
| Commander Zilyana (Normal mode) [] | 9–11 | 1/16,860.85 |
| Cooper (Normal mode) [] | 9–11 | 1/25,600 |
| Corporeal Beast [] | 9–11 | 1/1,118,481.07, 10 rolls |
| Corrupted dust devil [] | 9–11 | 1/25,600 |
| Corrupted kalphite guardian [] | 9–11 | 1/25,600 |
| Corrupted kalphite marauder [] | 9–11 | 1/25,600 |
| Corrupted lizard [] | 9–11 | 1/25,600 |
| Corrupted scarab [] | 9–11 | 1/25,600 |
| Corrupted scorpion [] | 9–11 | 1/25,600 |
| Corrupted worker [] | 9–11 | 1/25,600 |
| Crassian Leviathan (Normal mode) [] | 9–11 | 1/25,600 |
| Crassian scout (Normal mode) [] | 9–11 | 1/25,600 |
| Crassian scuttler (Normal mode) [] | 9–11 | 1/25,600 |
| Crassian warrior (Normal mode) [] | 9–11 | 1/25,600 |
| Crawling hand [] | 9–11 | 1/1,398,101.33 |
| Crocodile akh [] | 9–11 | 1/25,600 |
| Croesus (Active) [] | 8 | 50/1,000 |
| Crystal Shapeshifter (Magic) [] | 9–11 | 1/25,600 |
| Cyclops [] | 9–11 | 1/1,092,266.67 |