| #1435 | 1-ball | 1 |
| #1425 | 2-ball | 1 |
| #1453 | 3-ball | 1 |
| #1472 | 4-ball | 1 |
| #1433 | 5-ball | 1 |
| #1423 | 6-ball | 1 |
| #1485 | 7-ball | 1 |
| #2243 | 8-ball | 1 |
| #163 | Cerebral Cloche | 1 |
| #311 | Cerebral Crossbow | 1 |
| #188 | Cerebral Culottes | 1 |
| #445 | Cherry Cloaca Cola | 1 |
| #163 | Claybender glasses | 1 |
| #1485 | Cloaca-Cola fatigues | 1 |
| #1417 | Cloaca-Cola helmet | 1 |
| #1425 | Cloaca-Cola shield | 1 |
| #751 | Crimbo pie | 1 |
| #4245 | Crown of the Goblin King | 1 |
| #540 | cactus fruit | 1 |
| #1107 | can of Red Minotaur | 1 |
| #553 | can of Swiller | 1 |
| #592 | can of maces | 1 |
| #588 | canopic jar | 1 |
| #529 | carbonated soy milk | 1 |
| #330 | cardboard katana | 1 |
| #609 | cardboard ore | 1 |
| #665 | carob chunk cookies | 1 |
| #638 | carob chunk noodles | 1 |
| #733 | carob chunks | 1 |
| #1031 | cast | 1 |
| #687 | cat appendix | 1 |
| #820 | catgut | 1 |
| #213 | catgut taco | 1 |
| #687 | centipede eggs | 1 |
| #1706 | chaos butterfly | 1 |
| #1066 | chef's hat | 1 |
| #662 | cherry | 1 |
| #272 | cherry pie | 1 |
| #776 | chewing gum on a string | 1 |
| #410 | chocolate spurs | 1 |
| #443 | chunk of rock salt | 1 |
| #616 | clay peace-sign bead | 1 |
| #797 | clown shoes | 1 |
| #818 | clown skin | 1 |
| #115 | clown whip | 1 |
| #3271 | club necklace | 1 |
| #182 | clutch of dodecapede eggs | 1 |
| #1219 | cocoa egg | 1 |
| #1228 | cocoa eggshell fragment | 1 |
| #1271 | coconut shell | 1 |
| #595 | coffin lid | 1 |
| #1141 | cog | 1 |
| #778 | cold ninja mask | 1 |
| #374 | cold wad | 1 |
| #146 | cold water bottle | 1 |
| #166 | colorful toad | 1 |
| #86 | combat fan | 1 |
| #879 | commemorative war stein | 1 |
| #48 | complex mushroom wine | 1 |
| #200 | compression stocking | 1 |
| #745 | cool mushroom | 1 |
| #167 | cool mushroom casserole | 1 |
| #864 | cool whip | 1 |
| #848 | cornuthaum | 1 |
| #1241 | cranberries | 1 |
| #950 | crazy little Turkish delight | 1 |
| #538 | creamsicle | 1 |
| #89 | creepy doll head | 1 |
| #201 | creepy ginger ale | 1 |
| #100 | creepy voice box | 1 |
| #705 | crowbarrr | 1 |
| #135 | crude voodoo doll | 1 |
| #125 | custard pie | 1 |
| #1776 | explosion-flavored chewing gum | 1 |
| #887 | jabañero-flavored chewing gum | 4 |
| #1048 | lime-and-chile-flavored chewing gum | 2 |
| #1091 | pickle-flavored chewing gum | 2 |
| #886 | tamarind-flavored chewing gum | 4 |
| #280 | that gum you like | 1 |