| Corpse Churn (7 variants) | 389 |
| Consign to the Pit (7 variants) | 388 |
| Cone of Flame (7 variants) | 517 |
| Conductor of Cacophony (7 variants) | 20 |
| Condescend (7 variants) | 282 |
| Combat Professor (7 variants) | 167 |
| Colossal Majesty (7 variants) | 87 |
| Colossal Dreadmaw (7 variants) | 640 |
| Coldsteel Heart (7 variants) | 94 |
| Cogwork Assembler (7 variants) | 761 |
| Coalhauler Swine (7 variants) | 516 |
| Coalborn Entity (7 variants) | 32 |
| Clockwork Hydra (7 variants) | 135 |
| Circuit Mender (7 variants) | 760 |
| Chittering Rats (7 variants) | 387 |
| Chilling Trap (7 variants) | 281 |
| Chillerpillar (7 variants) | 280 |
| Chandra's Spitfire (7 variants) | 515 |
| Chandra's Pyrohelix (7 variants) | 514 |
| Chandra's Pyreling (7 variants) | 513 |
| Chandra's Magmutt (7 variants) | 512 |
| Chandra, Flame's Fury (7 variants) | 511 |
| Challenger Troll (7 variants) | 639 |
| Chains of Custody (7 variants) | 3 |
| Certain Death (7 variants) | 386 |
| Cemetery Recruitment (7 variants) | 385 |
| Cellar Door (7 variants) | 759 |
| Cavalry Drillmaster (7 variants) | 165 |
| Caustic Caterpillar (7 variants) | 86 |
| Caught in the Brights (7 variants) | 164 |
| Catalyst Elemental (7 variants) | 510 |
| Captivating Unicorn (7 variants) | 163 |
| Captain Lannery Storm (7 variants) | 509 |
| Canopy Baloth (7 variants) | 638 |
| Campus Guide (7 variants) | 758 |
| Cage of Hands (7 variants) | 162 |
| Bury in Books (7 variants) | 279 |
| Burn Bright (7 variants) | 508 |
| Burglar Rat (7 variants) | 384 |
| Built to Last (7 variants) | 161 |
| Brood Monitor (7 variants) | 637 |
| Broken Bond (7 variants) | 636 |
| Bristling Boar (7 variants) | 635 |
| Bring to Trial (7 variants) | 160 |
| Brineborn Cutthroat (7 variants) | 278 |
| Brightmare (7 variants) | 159 |
| Briarpack Alpha (7 variants) | 634 |
| Brazen Wolves (7 variants) | 507 |
| Brazen Freebooter (7 variants) | 506 |
| Brazen Cannonade (7 variants) | 31 |