| Consume StrengthDuel Decks: Jace vs. Vraska · 74 | Duel Decks: Jace vs. Vraska | 74 | Common | €0.12 |
| Consuming AetherbornMarch of the Machine · 97 | March of the Machine | 97 | Common | €0.05 |
| Consuming AshesOutlaws of Thunder Junction · 83 | Outlaws of Thunder Junction | 83 | Common | €0.07 |
| Consuming BonfireLorwyn · 161 | Lorwyn | 161 | Common | €0.12 |
| Consuming RageBattle the Horde Tokens · 6 | Battle the Horde Tokens | 6 | Common | $0.35 |
| Consuming SinkholeOath of the Gatewatch · 94 | Oath of the Gatewatch | 94 | Common | €0.05 |
| Consuming VortexChampions of Kamigawa · 54 | Champions of Kamigawa | 54 | Common | €0.08 |
| Contact Other PlaneAdventures in the Forgotten Realms · 52 | Adventures in the Forgotten Realms | 52 | Common | €0.07 |
| Contact Other PlaneCommander Legends: Battle for Baldur's Gate · 62 | Commander Legends: Battle for Baldur's Gate | 62 | Common | €0.07 |
| Contact Other PlaneAlchemy Horizons: Baldur's Gate · 114 | Alchemy Horizons: Baldur's Gate | 114 | Common | — |
| Contagious NimScars of Mirrodin · 58 | Scars of Mirrodin | 58 | Common | $0.23 |
| Contagious VorracPhyrexia: All Will Be One · 164 | Phyrexia: All Will Be One | 164 | Common | €0.07 |
| Contagious VorracThe List Tokens · ONE-164 | The List Tokens | ONE-164 | Common | — |
| Containment MembraneOath of the Gatewatch · 52 | Oath of the Gatewatch | 52 | Common | $0.06 |
| Containment MembraneThe List Tokens · OGW-52 | The List Tokens | OGW-52 | Common | €0.11 |
| Containment ProtocolTeenage Mutant Ninja Turtles Eternal · 108 | Teenage Mutant Ninja Turtles Eternal | 108 | Common | €0.16 |
| Contaminated AquiferDominaria United · 245 | Dominaria United | 245 | Common | $0.37 |
| Contaminated AquiferFinal Fantasy Commander · 383 | Final Fantasy Commander | 383 | Common | $0.31 |
| Contaminated AquiferTarkir: Dragonstorm Commander · 353 | Tarkir: Dragonstorm Commander | 353 | Common | $0.34 |
| Contaminated BondTenth Edition · 132 | Tenth Edition | 132 | Common | €0.09 |
| Contaminated BondTenth Edition · 132★ | Tenth Edition | 132★ | Common | €0.12 |
| Contaminated BondNinth Edition · 120 | Ninth Edition | 120 | Common | €0.10 |
| Contaminated BondNinth Edition · 120★ | Ninth Edition | 120★ | Common | $0.16 |
| Contaminated BondMirrodin · 61 | Mirrodin | 61 | Common | €0.10 |
| Contaminated GroundGatecrash · 59 | Gatecrash | 59 | Common | $0.14 |
| Contaminated GroundRise of the Eldrazi · 102 | Rise of the Eldrazi | 102 | Common | $0.27 |
| Contaminated LandscapeModern Horizons 3 · 218 | Modern Horizons 3 | 218 | Common | €0.11 |
| Contaminated LandscapeReality Fracture Commander · 68 | Reality Fracture Commander | 68 | Common | €0.13 |
| ContemptStronghold · 27 | Stronghold | 27 | Common | €0.05 |
| Contentious PlanWar of the Spark · 46 | War of the Spark | 46 | Common | €0.36 |
| Contingency PlanEldritch Moon · 52 | Eldritch Moon | 52 | Common | $0.17 |
| Contingency PlanThe List Tokens · EMN-52 | The List Tokens | EMN-52 | Common | €0.26 |
| Contortionist Otter StormUnfinity Sticker Sheets · 15 | Unfinity Sticker Sheets | 15 | Common | $0.21 |
| Contract HeroMarvel Super Heroes Commander · 683 | Marvel Super Heroes Commander | 683 | Common | €0.14 |
| Contract KillingFoundations Jumpstart · 413 | Foundations Jumpstart | 413 | Common | €0.18 |
| Contract KillingIxalan · 95 | Ixalan | 95 | Common | €0.09 |
| ContradictDragons of Tarkir · 49 | Dragons of Tarkir | 49 | Common | $0.05 |
| ContradictThe List Tokens · DTK-49 | The List Tokens | DTK-49 | Common | €0.09 |
| Converter BeastMarch of the Machine · 180 | March of the Machine | 180 | Common | €0.08 |
| Convicted Killer // Branded HowlerShadows over Innistrad · 149 | Shadows over Innistrad | 149 | Common | €0.04 |
| ConvictionAether Revolt · 12 | Aether Revolt | 12 | Common | €0.06 |
| ConvictionThe List Tokens · AER-12 | The List Tokens | AER-12 | Common | €0.10 |
| ConvictionStronghold · 5 | Stronghold | 5 | Common | €0.05 |
| ConvictionUltimate Masters · 12 | Ultimate Masters | 12 | Common | €0.04 |
| ConvictionKaladesh Remastered · 13 | Kaladesh Remastered | 13 | Common | — |
| ConvictionTempest Remastered · 10 | Tempest Remastered | 10 | Common | — |
| Convincing MirageMagic 2010 · 46 | Magic 2010 | 46 | Common | €0.07 |
| ConvoluteEldritch Moon · 53 | Eldritch Moon | 53 | Common | €0.04 |
| ConvoluteIkoria: Lair of Behemoths · 45 | Ikoria: Lair of Behemoths | 45 | Common | €0.05 |
| ConvoluteCore Set 2020 · 55 | Core Set 2020 | 55 | Common | €0.04 |