| Command Beacon | 1533 |
| Command Beacon | 470 |
| Command Beacon | 1533★ |
| Colossus Hammer (2 variants) | 736 |
| Colossus Hammer (4 variants) | 1866 |
| Colossal Dreadmaw | 740 |
| Colossal Dreadmaw | 740★ |
| Collector Ouphe (2 variants) | 1077 |
| Collective Voyage (2 variants) | 1009 |
| Collective Brutality (2 variants) | 1085 |
| Collected Company | 166 |
| Coffin Queen (2 variants) | 1704 |
| Codex Shredder | 790★ |
| Coat of Arms (2 variants) | 2682 |
| Coat of Arms (2 variants) | 1712 |
| Coat of Arms | 1903 |
| Clue (2 variants) | 348 |
| Cloudshredder Sliver | 660 |
| Cloudshift (2 variants) | 2552 |
| Clone (2 variants) | 7164 |
| Clever Impersonator (2 variants) | 1429 |
| Cleaver Skaab | 834 |
| Cleansing Nova (2 variants) | 730 |
| Cleansing Nova (2 variants) | 1251 |
| City on Fire (2 variants) | 1803 |
| Circular Logic | 1519 |
| Circular Logic | 1519★ |
| Chun-Li, Countless Kicks (2 variants) | 432 |
| Chulane, Teller of Tales // Chulane, Teller of Tales (2 variants) | 1875 |
| Chromium | 1068 |
| Chromatic Lantern (2 variants) | 202 |
| Chromatic Lantern (2 variants) | 2314 |
| Chromatic Lantern | 2329 |
| Chord of Calling (4 variants) | 1595 |
| Chord of Calling (2 variants) | 2376 |
| Child of Alara (4 variants) | 1599 |
| Chief Jim Hopper (2 variants) | 341 |
| Chatter of the Squirrel | 195 |
| Chart a Course | 2150 |
| Charix, the Raging Isle (2 variants) | 1927 |
| Chaotic Goo (2 variants) | 1658 |
| Chaos Warp | 823 |
| Chaos Warp (2 variants) | 2692 |
| Chaos Warp | 741★ |
| Chaos Warp | 741 |
| Changeling Outcast | 894 |
| Chandra's Ignition (2 variants) | 1594★ |
| Chandra's Ignition (2 variants) | 1594 |
| Chandra, Flamecaller (4 variants) | 807 |
| Chandra, Flame's Catalyst | 1420 |