| Calamity, Galloping InfernoOutlaws of Thunder Junction Promos · 116p | Outlaws of Thunder Junction Promos | 116p | Rare | €0.34 |
| Calamity, Galloping InfernoOutlaws of Thunder Junction Promos · 116s | Outlaws of Thunder Junction Promos | 116s | Rare | €0.48 |
| Calamity of CindersBloomburrow Commander · 23 | Bloomburrow Commander | 23 | Rare | €0.26 |
| Calamity of CindersBloomburrow Commander · 57 | Bloomburrow Commander | 57 | Rare | $0.46 |
| Calamity of the TitansCommander Masters · 713 | Commander Masters | 713 | Rare | €3.40 |
| Calamity of the TitansCommander Masters · 745 | Commander Masters | 745 | Rare | $3.79 |
| Calamity's WakeThe Brothers' War · 4 | The Brothers' War | 4 | Uncommon | $0.18 |
| CalcidermDCI Promos · 5 | DCI Promos | 5 | Rare | €0.28 |
| CalcidermEternal Masters · 5 | Eternal Masters | 5 | Uncommon | €0.05 |
| CalcidermPlanar Chaos · 23 | Planar Chaos | 23 | Uncommon | €0.09 |
| CalcidermTime Spiral Remastered · 11 | Time Spiral Remastered | 11 | Uncommon | €0.04 |
| CalcidermMagic Online Promos · 35988 | Magic Online Promos | 35988 | Uncommon | — |
| Calciform PoolsTime Spiral · 270 | Time Spiral | 270 | Uncommon | €0.14 |
| Calciform PoolsTime Spiral Remastered · 275 | Time Spiral Remastered | 275 | Uncommon | €0.21 |
| Calcite SnapperWorldwake · 25 | Worldwake | 25 | Common | $0.07 |
| Calculated DismissalMagic Origins · 48 | Magic Origins | 48 | Common | €0.11 |
| Calculated DismissalThe List Tokens · ORI-48 | The List Tokens | ORI-48 | Common | €0.08 |
| Calculating LichCommander Legends: Battle for Baldur's Gate · 742 | Commander Legends: Battle for Baldur's Gate | 742 | Mythic Rare | €0.49 |
| Calculating LichGame Night 2019 · 3 | Game Night 2019 | 3 | Mythic Rare | €0.74 |
| Caldaia GuardianNew Capenna Commander · 56 | New Capenna Commander | 56 | Rare | €0.09 |
| Caldaia GuardianNew Capenna Commander · 156 | New Capenna Commander | 156 | Rare | $0.26 |
| Caldaia GuardianNew Capenna Commander Promos · 56p | New Capenna Commander Promos | 56p | Rare | €0.92 |
| Caldaia StrongarmStreets of New Capenna · 138 | Streets of New Capenna | 138 | Common | €0.02 |
| Caldera BreakerAlchemy: Ixalan · 14 | Alchemy: Ixalan | 14 | Mythic Rare | — |
| Caldera HellionShards of Alara · 95 | Shards of Alara | 95 | Rare | €0.22 |
| Caldera KavuPlaneshift · 58 | Planeshift | 58 | Common | €0.11 |
| Caldera LakeTempest · 316 | Tempest | 316 | Rare | €1.50 |
| Caldera LakeTempest Remastered · 235 | Tempest Remastered | 235 | Uncommon | — |
| Caldera LakeVintage Masters · 295 | Vintage Masters | 295 | Uncommon | — |
| Caldera PyremawTarkir: Dragonstorm Commander · 33 | Tarkir: Dragonstorm Commander | 33 | Rare | $0.61 |
| Caldera PyremawTarkir: Dragonstorm Commander · 73 | Tarkir: Dragonstorm Commander | 73 | Rare | €2.00 |
| Calibrated BlastModern Horizons 2 · 118 | Modern Horizons 2 | 118 | Rare | €0.13 |
| Calibrated BlastModern Horizons 2 · 405 | Modern Horizons 2 | 405 | Rare | €0.13 |
| Calibrated BlastModern Horizons 2 · 456 | Modern Horizons 2 | 456 | Rare | €0.25 |
| Calibrated BlastModern Horizons 2 Promos · 118s | Modern Horizons 2 Promos | 118s | Rare | $0.33 |
| Calibrated BlastMagic Online Promos · 91289 | Magic Online Promos | 91289 | Rare | — |
| Caligo Skin-WitchDominaria · 80 | Dominaria | 80 | Common | €0.07 |
| Caligo Skin-WitchThe List Tokens · DOM-80 | The List Tokens | DOM-80 | Common | €0.07 |
| Calim, Djinn EmperorAlchemy Horizons: Baldur's Gate · 33 | Alchemy Horizons: Baldur's Gate | 33 | Rare | — |
| Calix, Destiny's HandCommander Masters · 918 | Commander Masters | 918 | Mythic Rare | €0.83 |
| Calix, Destiny's HandTheros Beyond Death Promos · 211p | Theros Beyond Death Promos | 211p | Mythic Rare | €1.68 |
| Calix, Destiny's HandTheros Beyond Death Promos · 211s | Theros Beyond Death Promos | 211s | Mythic Rare | €2.24 |
| Calix, Destiny's HandTheros Beyond Death · 211 | Theros Beyond Death | 211 | Mythic Rare | €1.13 |
| Calix, Destiny's HandTheros Beyond Death · 257 | Theros Beyond Death | 257 | Mythic Rare | €0.99 |
| Calix, Destiny's HandMagic Online Promos · 79843 | Magic Online Promos | 79843 | Mythic Rare | — |
| Calix, Guided by FateMarch of the Machine: The Aftermath · 26 | March of the Machine: The Aftermath | 26 | Mythic Rare | €10.79 |
| Calix, Guided by FateMarch of the Machine: The Aftermath · 76 | March of the Machine: The Aftermath | 76 | Mythic Rare | €15.58 |
| Calix, Guided by FateMarch of the Machine: The Aftermath · 126 | March of the Machine: The Aftermath | 126 | Mythic Rare | $13.14 |
| Calix, Guided by FateMarch of the Machine: The Aftermath · 165 | March of the Machine: The Aftermath | 165 | Mythic Rare | €13.67 |
| Calix, Guided by FateMarch of the Machine: The Aftermath · 206 | March of the Machine: The Aftermath | 206 | Mythic Rare | €34.20 |