| Name | Attribute | Level | Type |
|---|---|---|---|
| Crystal Tendril | - | 1 | Interactive |
| Crystal Worm | 48 | General Monster | |
| Crystal Worm | 24 | General Monster | |
| Crystal Worm | 48 | General Monster | |
| Crystal of the Land of Bones | - | 99 | Crystal |
| Crystalline Citadel | 82 | General Monster | |
| Crystallization of the Earth Realm | - | 111 | Elite Monster |
| Crystallization of the Earth Realm | - | 111 | Elite Monster |
| Crystodile | 24 | General Monster | |
| Cult Baker's Grave | - | 1 | General |
| Cultist | - | 50 | General Monster |
| Curious Boy Ansel | - | 1 | General |
| Curious Boy Ansel | - | 1 | General |
| Curious Boy Ansel | - | 1 | General |
| Curious Clay Doll | - | 5 | General |
| Curse Spirit Crystals | - | 100 | General Monster |
| Curse Wizard Corrupt Effect | - | 1 | General |
| Cursed Chest | 93 | General Monster | |
| Cursed Chest | 93 | General Monster | |
| Cursed Demon Dog | 76 | General Monster | |
| Cursed Hellhound | 77 | General Monster | |
| Cursed Hellhound | - | 1 | General |
| Cursed Object | 95 | General Monster | |
| Cursed Sprite | 55 | General Monster | |
| Cursed Sprite | 55 | General Monster | |
| Cursed Totem | - | 50 | General Monster |
| Cursed Totem | - | 1 | General |
| Cyan Manic Lion Trahofik | 95 | World Boss | |
| Cyanbane Mimic | 70 | General Monster | |
| Cyanbane Mimic | 28 | General Monster | |
| Cyanbane Mimic | 48 | General Monster | |
| Cyanbane Mimic | 48 | General Monster | |
| Cyanbane Mimic | 28 | General Monster | |
| Cyclops Bloodroot Squidbert | 60 | Boss Monster | |
| Cyclops Bloodroot Squidbert | 70 | Boss Monster | |
| Cyclops Bloodroot Squidbert | 50 | Boss Monster | |
| Cyclops Bloodroot Squidbert | - | 38 | Boss Monster |
| Cyclops Bloodroot Squidbert | 70 | Boss Monster | |
| Cyclops Bloodroot Squidbert | 80 | Boss Monster | |
| Cyclops Bloodroot Squidbert | 100 | Boss Monster | |
| Cyclops Bloodroot Squidbert | 60 | Boss Monster | |
| Cyclops Bloodroot Squidbert | 50 | Boss Monster | |
| Cyclops Bloodroot Squidbert | 40 | Boss Monster | |
| Cyclops Bloodroot Squidbert | 40 | Boss Monster | |
| Cyclops Bloodroot Squidbert | 80 | Boss Monster | |
| Dad | - | 1 | General |
| Dad | - | 1 | General |
| Dagong Reservoir | - | 64 | General Monster |
| Dagong Reservoir | - | 64 | General Monster |
| Daila | - | 1 | General |