| Champion of Infernus [] | 5–8 | 1/1,300,234.24 |
| Chaos druid [] | 5–8 | 1/6,710,886.4 |
| Chaos druid warrior [] | 5–8 | 1/6,710,886.4 |
| Chaos dwarf [] | 5–8 | 1/1,342,177.28 |
| Chaos dwarf (Chaos Dwarf Battlefield) [] | 5–8 | 1/1,342,177.28 |
| Chaos dwarf [] | 5–8 | 1/1,321,205.76 |
| Chaos dwarf hand cannoneer [] | 5–8 | 1/1,384,120.32 |
| Chaos dwogre [] | 5–8 | 1/1,551,892.48 |
| Chaos Elemental (Members) [] | 5–8 | 1/40,466.03, 2 rolls |
| Chaos Giant [] | 5–8 | 1/81,920 |
| Chaos witch apprentice (Normal mode) [] | 5–8 | 1/61,440 |
| Chaos witch channeler (Level 143 (Normal mode)) [] | 5–8 | 1/61,440 |
| Chaos witch lifeweaver (Normal mode) [] | 5–8 | 1/61,440 |
| Chaos witch magus (Normal mode) [] | 5–8 | 1/61,440 |
| Chaos witch mender (Normal mode) [] | 5–8 | 1/61,440 |
| Chaos witch (Normal mode) [] | 5–8 | 1/61,440 |
| Cloaked zealot (Normal mode) [] | 5–8 | 1/61,440 |
| Cloaked zealot (Normal mode) [] | 5–8 | 1/61,440 |
| Cockatrice [] | 5–8 | 1/3,355,443.2 |
| Cockroach drone [] | 5–8 | 1/1,118,481.07 |
| Cockroach soldier [] | 5–8 | 1/958,698.06 |
| Cockroach worker [] | 5–8 | 1/1,342,177.28 |
| Commander Zilyana (Hard mode) [] | 5–8 | 1/40,960 |
| Commander Zilyana (Normal mode) [] | 5–8 | 1/40,466.03 |
| Cooper (Normal mode) [] | 5–8 | 1/61,440 |
| Corporeal Beast [] | 5–8 | 1/2,684,354.56, 10 rolls |
| Corrupted dust devil [] | 5–8 | 1/61,440 |
| Corrupted kalphite guardian [] | 5–8 | 1/61,440 |
| Corrupted kalphite marauder [] | 5–8 | 1/61,440 |
| Corrupted lizard [] | 5–8 | 1/61,440 |
| Corrupted scarab [] | 5–8 | 1/61,440 |
| Corrupted scorpion [] | 5–8 | 1/61,440 |
| Corrupted worker [] | 5–8 | 1/61,440 |
| Crashed star (Size 7+) [] | 1 | 1/200 |
| Crassian Leviathan (Normal mode) [] | 5–8 | 1/61,440 |
| Crassian scout (Normal mode) [] | 5–8 | 1/61,440 |
| Crassian scuttler (Normal mode) [] | 5–8 | 1/61,440 |
| Crassian warrior (Normal mode) [] | 5–8 | 1/61,440 |
| Crawling hand [] | 5–8 | 1/3,355,443.2 |
| Crocodile akh [] | 5–8 | 1/61,440 |
| Croesus (Active) [] | 1–4 | 40/1,000 |
| Crystal Shapeshifter (Magic) [] | 5–8 | 1/61,440 |
| Cyclops [] | 5–8 | 1/2,621,440 |
| Cyclops [] | 5–8 | Very rare |
| Cyclops (God Wars Dungeon) [] | 5–8 | 1/2,621,440 |
| Cyclossus [] | 5–8 | 1/81,920 |
| Dagannoth (Lighthouse) [] | 5–8 | 1/6,710,886.4 |
| Dagannoth guardian [] | 5–8 | 1/838,860.8 |