| Name | Edition | Colour | Type | Cost | Power | Rarity | $ |
|---|---|---|---|---|---|---|---|
| Clairvoyance | IA | Blue | Instant | U | Common | 2.86 | |
| Clam Session | UG | Blue | Summon Clamfolk | 1UU | 2/5 | Common | 3336.74 |
| Clam-I-Am | UG | Blue | Summon Clamfolk | 2U | 2/2 | Common | 3336.74 |
| Clambassadors | UG | Blue | Summon Clamfolk | 3U | 4/4 | Common | 3336.74 |
| Clarion Ultimatum | SA | Multi | Sorcery | GGWWWUU | Rare | 0.66 | |
| Clash of Realities | BK | Red | Enchantment | 3R | Rare | 2.47 | |
| Claws of Gix | US | Artifact | Artifact | 0 | Uncommon | 0.40 | |
| Claws of Gix | TSS | Artifact | Artifact | 0 | Uncommon | 3.59 | |
| Claws of Wirewood | SC | Green | Sorcery | 3G | Uncommon | 2.04 | |
| Clay Pigeon | UG | Artifact | Artifact Creature | 3 | 1/1 | Uncommon | 3.67 |
| Clay Statue | AQ | Artifact | Artifact Creature | 4 | 3/1 | Common | 2.57 |
| Clay Statue | 5E | Artifact | Artifact Creature | 4 | 3/1 | Common | 3538.28 |
| Clay Statue | 4E | Artifact | Artifact Creature | 4 | 3/1 | Common | 3.15 |