| Coiling OracleMagic Online Promos · 86120 | Magic Online Promos | 86120 | Common | — |
| Coiling OracleMagic Online Promos · 102289 | Magic Online Promos | 102289 | Common | — |
| Coiling RebirthBloomburrow · 86 | Bloomburrow | 86 | Rare | €0.23 |
| Coiling RebirthBloomburrow · 309 | Bloomburrow | 309 | Rare | $0.40 |
| Coiling RebirthBloomburrow Promos · 86p | Bloomburrow Promos | 86p | Rare | €0.57 |
| Coiling RebirthBloomburrow Promos · 86s | Bloomburrow Promos | 86s | Rare | $0.45 |
| Coiling Rebirth // Coiling RebirthBloomburrow Art Series · 44 | Bloomburrow Art Series | 44 | — | — |
| Coiling StalkerKamigawa: Neon Dynasty · 179 | Kamigawa: Neon Dynasty | 179 | Common | €0.04 |
| Coiling StalkerKamigawa: Neon Dynasty · 346 | Kamigawa: Neon Dynasty | 346 | Common | €0.03 |
| Coiling WoodwormNemesis · 103 | Nemesis | 103 | Uncommon | €0.18 |
| Coils of the MedusaWeatherlight · 65 | Weatherlight | 65 | Common | €0.03 |
| Coin of FateFinal Fantasy Commander · 15 | Final Fantasy Commander | 15 | Rare | $0.18 |
| Coin of FateFinal Fantasy Commander · 104 | Final Fantasy Commander | 104 | Rare | €0.34 |
| Coin of MasteryTeenage Mutant Ninja Turtles Eternal · 38 | Teenage Mutant Ninja Turtles Eternal | 38 | Rare | €1.20 |
| Cold Case CrackerMurders at Karlov Manor · 46 | Murders at Karlov Manor | 46 | Common | €0.02 |
| Cold-Eyed SelkieForgotten Realms Commander · 183 | Forgotten Realms Commander | 183 | Rare | €0.10 |
| Cold-Eyed SelkieCommander 2015 · 241 | Commander 2015 | 241 | Rare | €0.26 |
| Cold-Eyed SelkieCommander 2018 · 172 | Commander 2018 | 172 | Rare | €0.25 |
| Cold-Eyed SelkieCommander 2020 · 204 | Commander 2020 | 204 | Rare | €0.05 |
| Cold-Eyed SelkieDuel Decks: Merfolk vs. Goblins · 25 | Duel Decks: Merfolk vs. Goblins | 25 | Rare | €0.29 |
| Cold-Eyed SelkieEventide · 149 | Eventide | 149 | Rare | €0.48 |
| Cold-Eyed SelkieThe Lost Caverns of Ixalan Commander · 266 | The Lost Caverns of Ixalan Commander | 266 | Rare | €0.22 |
| Cold-Eyed SelkieModern Masters · 186 | Modern Masters | 186 | Rare | €0.41 |
| Cold-Eyed SelkieOutlaws of Thunder Junction Commander · 218 | Outlaws of Thunder Junction Commander | 218 | Rare | €0.33 |
| Cold SnapIce Age · 17 | Ice Age | 17 | Uncommon | $0.17 |
| Coldsteel HeartDouble Masters 2022 · 301 | Double Masters 2022 | 301 | Uncommon | €0.65 |
| Coldsteel HeartCommander 2015 · 249 | Commander 2015 | 249 | Uncommon | €0.20 |
| Coldsteel HeartCommander Anthology Volume II · 181 | Commander Anthology Volume II | 181 | Uncommon | €0.30 |
| Coldsteel HeartColdsnap · 136 | Coldsnap | 136 | Uncommon | €0.82 |
| Coldsteel HeartJumpstart 2022 · 94 | Jumpstart 2022 | 94 | Uncommon | €4.38 |
| Coldsteel HeartThe List Tokens · CM2-181 | The List Tokens | CM2-181 | Uncommon | €1.00 |
| Coldsteel HeartHistoric Anthology 4 · 22 | Historic Anthology 4 | 22 | Uncommon | — |
| Cold StorageThe List Tokens · TMP-280 | The List Tokens | TMP-280 | Rare | $0.55 |
| Cold StorageTempest · 280 | Tempest | 280 | Rare | €0.63 |
| Cold-Water SnapperDominaria · 48 | Dominaria | 48 | Common | €0.11 |
| Cold-Water SnapperThe List Tokens · DOM-48 | The List Tokens | DOM-48 | Common | €0.04 |
| Colfenor's PlansLorwyn · 106 | Lorwyn | 106 | Rare | €0.30 |
| Colfenor's UrnLorwyn · 254 | Lorwyn | 254 | Rare | €0.92 |
| Colfenor's UrnTarkir: Dragonstorm Commander · 315 | Tarkir: Dragonstorm Commander | 315 | Rare | €0.27 |
| Colfenor, the Last YewCommander Legends · 274 | Commander Legends | 274 | Rare | €0.45 |
| Colfenor, the Last YewCommander Legends · 594 | Commander Legends | 594 | Rare | €0.42 |
| Colfenor, the Last YewMagic Online Promos · 86262 | Magic Online Promos | 86262 | Rare | — |
| Coliseum BehemothFinal Fantasy · 181 | Final Fantasy | 181 | Uncommon | €0.09 |
| Collapsing BordersInvasion · 141 | Invasion | 141 | Rare | $0.36 |
| Collar the CulpritGuilds of Ravnica · 5 | Guilds of Ravnica | 5 | Common | $0.04 |
| Collar the CulpritThe List Tokens · GRN-5 | The List Tokens | GRN-5 | Common | €0.05 |
| Collateral DamageFate Reforged · 95 | Fate Reforged | 95 | Common | $0.05 |
| Collateral DamageJumpstart · 305 | Jumpstart | 305 | Common | €0.16 |
| Collected CompanyDragons of Tarkir · 177 | Dragons of Tarkir | 177 | Rare | $1.61 |
| Collected CompanyMystery Booster 2 Tokens · 203 | Mystery Booster 2 Tokens | 203 | Rare | $1.14 |