| Contested War ZoneEdge of Eternities: Stellar Sights · 98 | Edge of Eternities: Stellar Sights | 98 | Rare | €3.05 |
| Contested War ZoneEdge of Eternities: Stellar Sights · 143 | Edge of Eternities: Stellar Sights | 143 | Rare | €4.31 |
| Contested War ZoneMirrodin Besieged · 144 | Mirrodin Besieged | 144 | Rare | €0.23 |
| Contest of ClawsThe Lost Caverns of Ixalan Commander · 12 | The Lost Caverns of Ixalan Commander | 12 | Rare | €3.60 |
| Contest of ClawsThe Lost Caverns of Ixalan Commander · 24 | The Lost Caverns of Ixalan Commander | 24 | Rare | €3.40 |
| Contest of Claws // Contest of ClawsThe Lost Caverns of Ixalan Art Series · 72 | The Lost Caverns of Ixalan Art Series | 72 | — | — |
| Contingency PlanEldritch Moon · 52 | Eldritch Moon | 52 | Common | $0.17 |
| Contingency PlanThe List Tokens · EMN-52 | The List Tokens | EMN-52 | Common | €0.22 |
| Continue?Teenage Mutant Ninja Turtles Eternal · 7 | Teenage Mutant Ninja Turtles Eternal | 7 | Rare | $1.14 |
| Contortionist // ContortionistUnfinity Tokens · 4 | Unfinity Tokens | 4 | — | €0.10 |
| Contortionist Otter StormUnfinity Sticker Sheets · 15 | Unfinity Sticker Sheets | 15 | Common | $0.21 |
| Contortionist TroupeInnistrad: Double Feature · 178 | Innistrad: Double Feature | 178 | Uncommon | €0.11 |
| Contortionist TroupeInnistrad: Midnight Hunt · 178 | Innistrad: Midnight Hunt | 178 | Uncommon | €0.10 |
| Contraband KingpinKaladesh · 177 | Kaladesh | 177 | Uncommon | €0.06 |
| Contraband KingpinThe List Tokens · KLD-177 | The List Tokens | KLD-177 | Uncommon | €0.14 |
| Contraband KingpinKaladesh Remastered · 190 | Kaladesh Remastered | 190 | Uncommon | — |
| Contraband LivestockCommander Legends: Battle for Baldur's Gate · 12 | Commander Legends: Battle for Baldur's Gate | 12 | Uncommon | €0.22 |
| Contraband LivestockThe List Tokens · CLB-12 | The List Tokens | CLB-12 | Uncommon | €0.18 |
| ContractSecrets of Strixhaven Commander Tokens · 3 | Secrets of Strixhaven Commander Tokens | 3 | — | — |
| Contract from BelowUnlimited Edition · 97 | Unlimited Edition | 97 | Rare | €21.15 |
| Contract from BelowRevised Edition · 97 | Revised Edition | 97 | Rare | $1.74 |
| Contract from BelowCollectors' Edition · 97 | Collectors' Edition | 97 | Rare | €3.30 |
| Contract from BelowIntl. Collectors' Edition · 97 | Intl. Collectors' Edition | 97 | Rare | €3.32 |
| Contract from BelowForeign Black Border · 97 | Foreign Black Border | 97 | Rare | €4.73 |
| Contract from BelowLimited Edition Alpha · 96 | Limited Edition Alpha | 96 | Rare | €944.28 |
| Contract from BelowLimited Edition Beta · 97 | Limited Edition Beta | 97 | Rare | €176.46 |
| Contract from BelowSummer Magic / Edgar · 97 | Summer Magic / Edgar | 97 | Rare | — |
| Contract HeroMarvel Super Heroes Commander · 683 | Marvel Super Heroes Commander | 683 | Common | €0.17 |
| Contract KillingFoundations Jumpstart · 413 | Foundations Jumpstart | 413 | Common | €0.25 |
| Contract KillingIxalan · 95 | Ixalan | 95 | Common | €0.08 |
| Contractual SafeguardNew Capenna Commander · 14 | New Capenna Commander | 14 | Rare | €1.39 |
| Contractual SafeguardNew Capenna Commander · 115 | New Capenna Commander | 115 | Rare | €2.60 |
| Contractual SafeguardNew Capenna Commander Promos · 14p | New Capenna Commander Promos | 14p | Rare | €3.00 |
| Contractual Safeguard // Contractual SafeguardNew Capenna Art Series · 50 | New Capenna Art Series | 50 | — | — |
| ContradictDragons of Tarkir · 49 | Dragons of Tarkir | 49 | Common | $0.04 |
| ContradictThe List Tokens · DTK-49 | The List Tokens | DTK-49 | Common | €0.08 |
| Contraption CannonUnstable · 144 | Unstable | 144 | Uncommon | €0.05 |
| Controlled InstinctsConflux · 23 | Conflux | 23 | Uncommon | €0.06 |
| Control MagicUnlimited Edition · 53 | Unlimited Edition | 53 | Uncommon | €11.43 |
| Control MagicRevised Edition · 52 | Revised Edition | 52 | Uncommon | $0.86 |
| Control Magic30th Anniversary Edition · 52 | 30th Anniversary Edition | 52 | Uncommon | €0.25 |
| Control Magic30th Anniversary Edition · 349 | 30th Anniversary Edition | 349 | Uncommon | €30.00 |
| Control MagicFourth Edition Foreign Black Border · 64 | Fourth Edition Foreign Black Border | 64 | Uncommon | €3.90 |
| Control MagicFourth Edition · 64 | Fourth Edition | 64 | Uncommon | €0.77 |
| Control MagicBattle Royale Box Set · 14 | Battle Royale Box Set | 14 | Uncommon | €1.09 |
| Control MagicCommander 2013 · 35 | Commander 2013 | 35 | Uncommon | €0.55 |
| Control MagicCollectors' Edition · 53 | Collectors' Edition | 53 | Uncommon | €8.04 |
| Control MagicIntl. Collectors' Edition · 53 | Intl. Collectors' Edition | 53 | Uncommon | €6.15 |
| Control MagicCommander Anthology · 34 | Commander Anthology | 34 | Uncommon | €0.29 |
| Control MagicDuel Decks: Jace vs. Vraska · 30 | Duel Decks: Jace vs. Vraska | 30 | Uncommon | €0.75 |