| Crooked ScalesThe List Tokens · MMQ-291 | The List Tokens | MMQ-291 | Rare | $0.92 |
| Crop RotationDouble Masters · 349 | Double Masters | 349 | Rare | $16.23 |
| Crop RotationEternal Weekend · 2024b | Eternal Weekend | 2024b | Rare | €1,150.00 |
| Crop RotationMedia and Collaboration Promos · 2020-7 | Media and Collaboration Promos | 2020-7 | Rare | €5.03 |
| Crop RotationMedia and Collaboration Promos · 2025-9 | Media and Collaboration Promos | 2025-9 | Rare | €5.03 |
| Crop RotationSecret Lair Countdown · 3 | Secret Lair Countdown | 3 | Rare | $4.49 |
| Crop RotationSecret Lair Countdown · 30 | Secret Lair Countdown | 30 | Rare | $61.06 |
| Crop RotationSecrets of Strixhaven Mystical Archive · 51 | Secrets of Strixhaven Mystical Archive | 51 | Rare | $3.97 |
| Crop RotationSecrets of Strixhaven Mystical Archive · 116 | Secrets of Strixhaven Mystical Archive | 116 | Rare | €16.20 |
| Crop RotationSecrets of Strixhaven Mystical Archive · 181 | Secrets of Strixhaven Mystical Archive | 181 | Rare | €97.59 |
| Crop RotationMagic Online Promos · 82804 | Magic Online Promos | 82804 | Rare | — |
| Crop RotationSecret Lair Drop Tokens · 2809 | Secret Lair Drop Tokens | 2809 | Rare | €3.86 |
| Crosis, the PurgerCommander 2017 · 168 | Commander 2017 | 168 | Rare | €0.46 |
| Crosis, the PurgerInvasion · 242 | Invasion | 242 | Rare | €3.52 |
| Crosis, the PurgerPremium Deck Series: Graveborn · 5 | Premium Deck Series: Graveborn | 5 | Rare | €0.64 |
| Crosis, the PurgerThe List Tokens · C17-168 | The List Tokens | C17-168 | Rare | €0.59 |
| Crossway TroublemakersFoundations · 518 | Foundations | 518 | Rare | $0.27 |
| Crossway TroublemakersFoundations Jumpstart · 417 | Foundations Jumpstart | 417 | Rare | $0.33 |
| Crossway TroublemakersThe Lost Caverns of Ixalan Commander · 190 | The Lost Caverns of Ixalan Commander | 190 | Rare | €0.36 |
| Crossway TroublemakersCrimson Vow Commander · 17 | Crimson Vow Commander | 17 | Rare | €0.20 |
| Crossway TroublemakersCrimson Vow Commander · 55 | Crimson Vow Commander | 55 | Rare | €0.89 |
| Crossway TroublemakersMagic Online Promos · 95335 | Magic Online Promos | 95335 | Rare | — |
| CrovaxVanguard Series · 202 | Vanguard Series | 202 | Rare | $3.43 |
| Crovax, Ascendant HeroPlanar Chaos · 3 | Planar Chaos | 3 | Rare | €0.29 |
| Crovax the CursedStronghold · 55 | Stronghold | 55 | Rare | €0.95 |
| Crovax the CursedTempest Remastered · 90 | Tempest Remastered | 90 | Rare | — |
| Crovax the CursedVintage Masters · 110 | Vintage Masters | 110 | Rare | — |
| Crowded CryptAetherdrift Commander · 88 | Aetherdrift Commander | 88 | Rare | €0.30 |
| Crowded CryptMidnight Hunt Commander · 17 | Midnight Hunt Commander | 17 | Rare | $0.50 |
| Crowded CryptMidnight Hunt Commander · 55 | Midnight Hunt Commander | 55 | Rare | $2.58 |
| Crowded CryptMagic Online Promos · 93976 | Magic Online Promos | 93976 | Rare | — |
| Crown of ConvergenceRavnica: City of Guilds · 258 | Ravnica: City of Guilds | 258 | Rare | €0.21 |
| Crown of DoomCommander 2014 · 55 | Commander 2014 | 55 | Rare | €0.46 |
| Crown of GondorTales of Middle-earth Commander · 75 | Tales of Middle-earth Commander | 75 | Rare | €0.15 |
| Crown of GondorTales of Middle-earth Commander · 155 | Tales of Middle-earth Commander | 155 | Rare | €2.38 |
| Crown of GondorTales of Middle-earth Commander · 485 | Tales of Middle-earth Commander | 485 | Rare | €3.24 |
| Crown of SkemfarKaldheim Commander · 13 | Kaldheim Commander | 13 | Rare | €0.28 |
| Crown of the AgesFifth Edition · 360 | Fifth Edition | 360 | Rare | $0.41 |
| Crown of the AgesIce Age · 315 | Ice Age | 315 | Rare | €0.43 |
| Crucible of FireShards of Alara · 96 | Shards of Alara | 96 | Rare | €0.62 |
| Crucible of FireCommander 2017 · 133 | Commander 2017 | 133 | Rare | €0.77 |
| Crucible of FireGame Night: Free-for-All · 70 | Game Night: Free-for-All | 70 | Rare | €0.57 |
| Crucible of FireIconic Masters · 122 | Iconic Masters | 122 | Rare | €0.67 |
| Crucible of FireMagic 2015 · 139 | Magic 2015 | 139 | Rare | €0.80 |
| Crucible of FireSalvat 2011 · 97 | Salvat 2011 | 97 | Rare | €1.68 |
| Crucible of FireStarter Commander Decks · 129 | Starter Commander Decks | 129 | Rare | $0.38 |
| Crucible of FireFoundations Commander · 148 | Foundations Commander | 148 | Rare | $0.26 |
| Crucible of the Spirit DragonForgotten Realms Commander · 231 | Forgotten Realms Commander | 231 | Rare | €0.25 |
| Crucible of the Spirit DragonCommander 2017 · 243 | Commander 2017 | 243 | Rare | €0.57 |
| Crucible of the Spirit DragonFate Reforged · 167 | Fate Reforged | 167 | Rare | €0.48 |