| Compleat DevotionPhyrexia: All Will Be One · 7 | Phyrexia: All Will Be One | 7 | Common | €0.07 |
| Compleated Clone ShellUnknown Event · UA05a | Unknown Event | UA05a | Uncommon | $49.99 |
| Compleated HuntmasterMarch of the Machine · 96 | March of the Machine | 96 | Uncommon | €0.06 |
| Complete DisregardBattle for Zendikar · 90 | Battle for Zendikar | 90 | Common | €0.02 |
| Complete the CircuitMarch of the Machine · 52 | March of the Machine | 52 | Rare | €0.17 |
| Complete the CircuitMarch of the Machine · 351 | March of the Machine | 351 | Rare | €0.27 |
| Complete the CircuitMarch of the Machine Promos · 52p | March of the Machine Promos | 52p | Rare | €0.16 |
| Complete the CircuitMarch of the Machine Promos · 52s | March of the Machine Promos | 52s | Rare | $0.46 |
| Complex AutomatonNemesis · 128 | Nemesis | 128 | Rare | $0.28 |
| ComplicateOnslaught · 76 | Onslaught | 76 | Uncommon | €0.30 |
| ComplicateThe List Tokens · ONS-76 | The List Tokens | ONS-76 | Uncommon | $0.23 |
| Component CollectorInnistrad: Double Feature · 43 | Innistrad: Double Feature | 43 | Common | €0.05 |
| Component CollectorInnistrad: Midnight Hunt · 43 | Innistrad: Midnight Hunt | 43 | Common | €0.04 |
| Component PouchForgotten Realms Commander · 59 | Forgotten Realms Commander | 59 | Uncommon | €0.15 |
| Component PouchThe List Tokens · AFC-59 | The List Tokens | AFC-59 | Uncommon | €0.05 |
| Composer of SpringCommander Masters · 739 | Commander Masters | 739 | Rare | €5.40 |
| Composer of SpringCommander Masters · 769 | Commander Masters | 769 | Rare | €5.90 |
| Composite GolemTenth Edition · 318 | Tenth Edition | 318 | Uncommon | €0.12 |
| Composite GolemFifth Dawn · 111 | Fifth Dawn | 111 | Uncommon | €0.16 |
| CompostSeventh Edition · 235 | Seventh Edition | 235 | Uncommon | $1.84 |
| CompostSeventh Edition · 235★ | Seventh Edition | 235★ | Uncommon | $1.84 |
| CompostThe List Tokens · UDS-102 | The List Tokens | UDS-102 | Uncommon | $1.16 |
| CompostSecret Lair Drop Tokens · 1047 | Secret Lair Drop Tokens | 1047 | Rare | €4.87 |
| CompostUrza's Destiny · 102 | Urza's Destiny | 102 | Uncommon | $2.48 |
| CompostWorld Championship Decks 2002 Tokens · rl235sb | World Championship Decks 2002 Tokens | rl235sb | Uncommon | €1.17 |
| Compound FractureArena Beginner Set · 46 | Arena Beginner Set | 46 | Common | — |
| CompulsionThe List Tokens · TOR-34 | The List Tokens | TOR-34 | Uncommon | €0.16 |
| CompulsionTorment · 34 | Torment | 34 | Uncommon | $0.21 |
| CompulsionWorld Championship Decks 2003 Tokens · dz34 | World Championship Decks 2003 Tokens | dz34 | Uncommon | $0.29 |
| CompulsionWilds of Eldraine: Enchanting Tales · 15 | Wilds of Eldraine: Enchanting Tales | 15 | Uncommon | €0.07 |
| Compulsive ResearchCommander 2014 · 102 | Commander 2014 | 102 | Common | €0.13 |
| Compulsive ResearchConspiracy · 93 | Conspiracy | 93 | Common | $0.10 |
| Compulsive ResearchCommander Legends: Battle for Baldur's Gate · 715 | Commander Legends: Battle for Baldur's Gate | 715 | Common | €0.15 |
| Compulsive ResearchCommander Legends · 394 | Commander Legends | 394 | Common | €0.15 |
| Compulsive ResearchArchenemy: Nicol Bolas · 23 | Archenemy: Nicol Bolas | 23 | Common | €0.12 |
| Compulsive ResearchModern Masters 2017 · 33 | Modern Masters 2017 | 33 | Uncommon | $0.06 |
| Compulsive ResearchRavnica: City of Guilds · 40 | Ravnica: City of Guilds | 40 | Common | €0.17 |
| Compulsive ResearchRavnica Remastered · 38 | Ravnica Remastered | 38 | Common | €0.07 |
| Compulsive ResearchRavnica Remastered · 311 | Ravnica Remastered | 311 | Common | €0.11 |
| Compulsive ResearchStrixhaven Mystical Archive · 14 | Strixhaven Mystical Archive | 14 | Rare | €0.28 |
| Compulsive ResearchStrixhaven Mystical Archive · 77 | Strixhaven Mystical Archive | 77 | Rare | $0.83 |
| Compulsive ResearchTarkir: Dragonstorm Commander · 147 | Tarkir: Dragonstorm Commander | 147 | Common | €0.05 |
| Compulsive ResearchLegendary Cube Prize Pack · 21 | Legendary Cube Prize Pack | 21 | Uncommon | — |
| Compulsive ResearchMagic Online Theme Decks · A19 | Magic Online Theme Decks | A19 | Common | — |
| Compulsory RestAmonkhet · 9 | Amonkhet | 9 | Common | €0.03 |
| Compulsory RestAmonkhet Remastered · 10 | Amonkhet Remastered | 10 | Common | — |
| Compulsory RestPioneer Masters · 10 | Pioneer Masters | 10 | Common | — |
| Compy SwarmJurassic World Collection · 9 | Jurassic World Collection | 9 | Rare | $7.16 |
| Compy SwarmJurassic World Collection · 34 | Jurassic World Collection | 34 | Rare | €171.36 |
| Concealed CourtyardKaladesh · 245 | Kaladesh | 245 | Rare | $1.41 |