| Crash ThroughSecret Lair Drop Tokens · 591 | Secret Lair Drop Tokens | 591 | Rare | €3.21 |
| Crater ElementalDragons of Tarkir · 132 | Dragons of Tarkir | 132 | Rare | €0.12 |
| Crater ElementalDragons of Tarkir Promos · 132s | Dragons of Tarkir Promos | 132s | Rare | €0.16 |
| Crater HellionCommander 2013 · 104 | Commander 2013 | 104 | Rare | €0.10 |
| Crater HellionDuel Decks: Heroes vs. Monsters · 56 | Duel Decks: Heroes vs. Monsters | 56 | Rare | $0.12 |
| Crater HellionEternal Masters · 124 | Eternal Masters | 124 | Rare | €0.19 |
| Crater HellionUrza's Saga · 179 | Urza's Saga | 179 | Rare | $1.04 |
| Crater HellionVintage Masters · 157 | Vintage Masters | 157 | Rare | — |
| Crater's ClawsKhans of Tarkir · 106 | Khans of Tarkir | 106 | Rare | €0.22 |
| Crater's ClawsKhans of Tarkir Promos · 106s | Khans of Tarkir Promos | 106s | Rare | €0.41 |
| Crater's ClawsKhans of Tarkir · 106y | Khans of Tarkir | 106y | Rare | — |
| Crawling BarrensFoundations · 685 | Foundations | 685 | Rare | $0.16 |
| Crawling BarrensZendikar Rising Promos · 262p | Zendikar Rising Promos | 262p | Rare | $0.30 |
| Crawling BarrensZendikar Rising Promos · 262s | Zendikar Rising Promos | 262s | Rare | €0.71 |
| Crawling BarrensZendikar Rising · 262 | Zendikar Rising | 262 | Rare | €0.15 |
| Crawling BarrensZendikar Rising · 378 | Zendikar Rising | 378 | Rare | $0.44 |
| Crawling BarrensMagic Online Promos · 83732 | Magic Online Promos | 83732 | Rare | — |
| CrawlspaceCommander 2013 · 240 | Commander 2013 | 240 | Rare | €2.47 |
| CrawlspaceDominaria Remastered · 217 | Dominaria Remastered | 217 | Rare | €7.84 |
| CrawlspaceDominaria Remastered · 375 | Dominaria Remastered | 375 | Rare | €8.01 |
| CrawlspaceUrza's Legacy · 123 | Urza's Legacy | 123 | Rare | €8.01 |
| Crazed ArmodonTempest · 220 | Tempest | 220 | Rare | €0.28 |
| Creakwood LiegeDouble Masters 2022 · 197 | Double Masters 2022 | 197 | Rare | €0.78 |
| Creakwood LiegeDouble Masters 2022 · 482 | Double Masters 2022 | 482 | Rare | €2.34 |
| Creakwood LiegeEventide · 117 | Eventide | 117 | Rare | €1.10 |
| Creakwood LiegeModern Masters 2015 · 191 | Modern Masters 2015 | 191 | Rare | €1.22 |
| Creakwood LiegeSecrets of Strixhaven Commander · 301 | Secrets of Strixhaven Commander | 301 | Rare | €0.32 |
| Cream of the CropLorwyn Eclipsed Commander · 102 | Lorwyn Eclipsed Commander | 102 | Rare | $0.38 |
| Cream of the CropMorningtide · 117 | Morningtide | 117 | Rare | €3.09 |
| Creative TechniqueCommander 2021 · 49 | Commander 2021 | 49 | Rare | €0.15 |
| Creative TechniqueCommander 2021 · 376 | Commander 2021 | 376 | Rare | €2.61 |
| Creative TechniqueSecrets of Strixhaven Commander · 241 | Secrets of Strixhaven Commander | 241 | Rare | $0.26 |
| Creative TechniqueMagic Online Promos · 90122 | Magic Online Promos | 90122 | Rare | — |
| CreeperhulkCommander 2014 · 42 | Commander 2014 | 42 | Rare | €0.19 |
| CreeperhulkCommander Anthology · 98 | Commander Anthology | 98 | Rare | €0.17 |
| CreeperhulkJumpstart 2022 · 643 | Jumpstart 2022 | 643 | Rare | €0.10 |
| Creeping CorrosionMirrodin Besieged · 78 | Mirrodin Besieged | 78 | Rare | €1.33 |
| Creeping MoldArena League 2001 · 2 | Arena League 2001 | 2 | Rare | €2.01 |
| Creeping RenaissanceCommander 2018 · 137 | Commander 2018 | 137 | Rare | €0.88 |
| Creeping RenaissanceInnistrad · 174 | Innistrad | 174 | Rare | €0.62 |
| Creeping Tar PitCommander Legends: Battle for Baldur's Gate · 888 | Commander Legends: Battle for Baldur's Gate | 888 | Rare | €0.37 |
| Creeping Tar PitEdge of Eternities: Stellar Sights · 9 | Edge of Eternities: Stellar Sights | 9 | Rare | €0.65 |
| Creeping Tar PitEdge of Eternities: Stellar Sights · 54 | Edge of Eternities: Stellar Sights | 54 | Rare | €1.52 |
| Creeping Tar PitEdge of Eternities: Stellar Sights · 99 | Edge of Eternities: Stellar Sights | 99 | Rare | €5.25 |
| Creeping Tar PitEdge of Eternities: Stellar Sights · 144 | Edge of Eternities: Stellar Sights | 144 | Rare | $9.14 |
| Creeping Tar PitNew Capenna Commander · 396 | New Capenna Commander | 396 | Rare | €0.25 |
| Creeping Tar PitUltimate Masters · 239 | Ultimate Masters | 239 | Rare | $0.34 |
| Creeping Tar PitWorldwake · 134 | Worldwake | 134 | Rare | €0.38 |
| Creeping Tar PitDoctor Who · 267 | Doctor Who | 267 | Rare | €0.30 |
| Creeping Tar PitDoctor Who · 486 | Doctor Who | 486 | Rare | $0.40 |