| CrusadeMasters Edition · 6 | Masters Edition | 6 | Rare | — |
| CrusadeMagic Online Promos · 35926 | Magic Online Promos | 35926 | Rare | — |
| Crusading KnightInvasion · 12 | Invasion | 12 | Rare | €0.97 |
| Crush of TentaclesPioneer Masters · 52 | Pioneer Masters | 52 | Rare | — |
| Crush of WurmsJudgment · 110 | Judgment | 110 | Rare | €1.06 |
| Crux of FateCommander 2017 · 107 | Commander 2017 | 107 | Rare | €0.91 |
| Crux of FateFate Reforged · 65 | Fate Reforged | 65 | Rare | €0.76 |
| Crux of FateFate Reforged · 65★ | Fate Reforged | 65★ | Rare | — |
| Crux of FateFinal Fantasy Commander · 275 | Final Fantasy Commander | 275 | Rare | $0.30 |
| Crux of FateFate Reforged Promos · 65p | Fate Reforged Promos | 65p | Rare | €1.62 |
| Crux of MirrodinUnknown Event · RW15 | Unknown Event | RW15 | Rare | — |
| Crypt AngelInvasion · 97 | Invasion | 97 | Rare | €1.43 |
| Crypt AngelWorld Championship Decks 2001 Tokens · tvdl97 | World Championship Decks 2001 Tokens | tvdl97 | Rare | $0.36 |
| Crypt AngelWorld Championship Decks 2001 Tokens · tvdl97sb | World Championship Decks 2001 Tokens | tvdl97sb | Rare | $0.46 |
| Cryptborn HorrorReturn to Ravnica Promos · 212 | Return to Ravnica Promos | 212 | Rare | €0.80 |
| Cryptborn HorrorReturn to Ravnica · 212 | Return to Ravnica | 212 | Rare | $0.25 |
| Cryptborn HorrorMagic Online Promos · 46883 | Magic Online Promos | 46883 | Rare | — |
| CryptbreakerAetherdrift Commander · 41 | Aetherdrift Commander | 41 | Rare | $0.44 |
| CryptbreakerEldritch Moon · 86 | Eldritch Moon | 86 | Rare | €0.98 |
| CryptbreakerEldritch Moon Promos Tokens · 86s | Eldritch Moon Promos Tokens | 86s | Rare | €7.41 |
| CryptbreakerSecret Lair Drop Tokens · 839 | Secret Lair Drop Tokens | 839 | Rare | $2.24 |
| CryptbreakerHistoric Anthology 1 · 6 | Historic Anthology 1 | 6 | Rare | — |
| CryptbreakerFoundations Commander · 94 | Foundations Commander | 94 | Rare | $0.29 |
| Cryptcaller ChariotAetherdrift · 80 | Aetherdrift | 80 | Rare | $0.37 |
| Cryptcaller ChariotAetherdrift · 306 | Aetherdrift | 306 | Rare | $0.78 |
| Cryptcaller ChariotAetherdrift · 446 | Aetherdrift | 446 | Rare | €1.77 |
| Cryptcaller ChariotAetherdrift · 523 | Aetherdrift | 523 | Rare | €4.05 |
| Cryptcaller ChariotAetherdrift Promos · 80p | Aetherdrift Promos | 80p | Rare | €0.37 |
| Cryptcaller ChariotAetherdrift Promos · 80s | Aetherdrift Promos | 80s | Rare | $1.04 |
| CryptekWarhammer 40,000 Commander · 33 | Warhammer 40,000 Commander | 33 | Rare | €0.37 |
| CryptekWarhammer 40,000 Commander · 33★ | Warhammer 40,000 Commander | 33★ | Rare | $2.35 |
| CryptexMurders at Karlov Manor · 251 | Murders at Karlov Manor | 251 | Rare | $0.10 |
| CryptexMurders at Karlov Manor · 422 | Murders at Karlov Manor | 422 | Rare | €0.14 |
| CryptexMurders at Karlov Manor Promos · 251p | Murders at Karlov Manor Promos | 251p | Rare | €0.11 |
| CryptexMurders at Karlov Manor Promos · 251s | Murders at Karlov Manor Promos | 251s | Rare | €0.26 |
| Crypt GhastCommander 2014 · 139 | Commander 2014 | 139 | Rare | €4.48 |
| Crypt GhastGatecrash · 61 | Gatecrash | 61 | Rare | €11.11 |
| Crypt GhastRavnica Remastered · 70 | Ravnica Remastered | 70 | Rare | €13.87 |
| Crypt GhastRavnica Remastered · 322 | Ravnica Remastered | 322 | Rare | €13.54 |
| Crypt GhastRavnica Remastered · 322z | Ravnica Remastered | 322z | Rare | €57.02 |
| Crypt GhastSecret Lair Drop Tokens · 169 | Secret Lair Drop Tokens | 169 | Rare | €17.62 |
| Crypt GhastRavnica Remastered · 423 | Ravnica Remastered | 423 | Rare | €14.42 |
| Cryptic CoatMurders at Karlov Manor · 50 | Murders at Karlov Manor | 50 | Rare | €0.21 |
| Cryptic CoatMurders at Karlov Manor · 394 | Murders at Karlov Manor | 394 | Rare | $0.29 |
| Cryptic CoatMurders at Karlov Manor Promos · 50p | Murders at Karlov Manor Promos | 50p | Rare | $0.40 |
| Cryptic CoatMurders at Karlov Manor Promos · 50s | Murders at Karlov Manor Promos | 50s | Rare | €0.02 |
| Cryptic CommandFinal Fantasy: Through the Ages · 29 | Final Fantasy: Through the Ages | 29 | Rare | €4.58 |
| Cryptic CommandIconic Masters · 48 | Iconic Masters | 48 | Rare | €4.98 |
| Cryptic CommandLorwyn · 56 | Lorwyn | 56 | Rare | €4.84 |
| Cryptic CommandModern Masters 2015 · 43 | Modern Masters 2015 | 43 | Rare | €4.35 |