| Name | Cost | Price |
|---|---|---|
| Clairvoyance | $0.27 | |
| Clamavus | $2.86 | |
| Clambassadors | $3.12 | |
| Clammy Prowler | $0.15 | |
| Clamorous Ironclad | $0.17 | |
| Clam Session | $0.27 | |
| Clan Crafter | $1.37 | |
| Clandestine Meddler | $0.12 | |
| Clan Guildmage | $0.09 | |
| Clara Oswald | $3.10 | |
| Clarion Cathars | $0.23 | |
| Clarion Spirit | $0.21 | |
| Clarion Ultimatum | $0.28 | |
| Clash of Realities | $0.44 | |
| Clash of Wills | — | |
| Clattering Skeletons | $0.12 | |
| Claustrophobia | $0.05 | |
| Clavileño, First of the Blessed | $4.23 | |
| Claws of Valakut | $0.36 | |
| Claws Out | $0.29 | |
| Clay Champion | $0.50 | |
| Clay Golem | $0.32 | |
| Clay Pigeon | $0.47 | |
| Clay Statue | $0.08 |