| Cosi's RavagerWorldwake · 77 | Worldwake | 77 | Common | €0.10 |
| Cosi's TricksterZendikar · 45 | Zendikar | 45 | Rare | $0.45 |
| Cosmic CrucibleMarvel Super Heroes Commander · 79 | Marvel Super Heroes Commander | 79 | Rare | $0.32 |
| Cosmic CrucibleMarvel Super Heroes Commander · 397 | Marvel Super Heroes Commander | 397 | Rare | €1.44 |
| Cosmic CubeMarvel Super Heroes · 245 | Marvel Super Heroes | 245 | Mythic Rare | $6.64 |
| Cosmic CubeMarvel Super Heroes · 312 | Marvel Super Heroes | 312 | Mythic Rare | €11.25 |
| Cosmic CubeMarvel Super Heroes · 337 | Marvel Super Heroes | 337 | Mythic Rare | €14.62 |
| Cosmic EpiphanyDominaria United · 283 | Dominaria United | 283 | Rare | €0.19 |
| Cosmic EpiphanyDominaria United · 424 | Dominaria United | 424 | Rare | $0.29 |
| Cosmic EpiphanyMagic Online Promos · 103406 | Magic Online Promos | 103406 | Rare | — |
| Cosmic HorrorFourth Edition Foreign Black Border · 126 | Fourth Edition Foreign Black Border | 126 | Rare | €6.34 |
| Cosmic HorrorFourth Edition · 126 | Fourth Edition | 126 | Rare | $0.36 |
| Cosmic HorrorLegends · 92 | Legends | 92 | Rare | €13.86 |
| Cosmic HorrorRenaissance · 52 | Renaissance | 52 | Uncommon | €0.34 |
| Cosmic HorrorMasters Edition III · 61 | Masters Edition III | 61 | Rare | — |
| Cosmic HungerMarch of the Machine · 182 | March of the Machine | 182 | Common | €0.17 |
| Cosmic InterventionKaldheim Commander · 3 | Kaldheim Commander | 3 | Rare | €3.15 |
| Cosmic LarvaFifth Dawn · 63 | Fifth Dawn | 63 | Rare | €0.35 |
| Cosmic RebirthMarch of the Machine: The Aftermath · 28 | March of the Machine: The Aftermath | 28 | Uncommon | €0.20 |
| Cosmic RebirthMarch of the Machine: The Aftermath · 78 | March of the Machine: The Aftermath | 78 | Uncommon | €0.22 |
| Cosmic RebirthMarch of the Machine: The Aftermath · 128 | March of the Machine: The Aftermath | 128 | Uncommon | $0.38 |
| Cosmic RebirthMarch of the Machine: The Aftermath · 208 | March of the Machine: The Aftermath | 208 | Uncommon | €1.99 |
| Cosmic SovereignAlchemy: Edge of Eternities · 14 | Alchemy: Edge of Eternities | 14 | Mythic Rare | — |
| Cosmic Spider-ManMarvel's Spider-Man Promos · 127s | Marvel's Spider-Man Promos | 127s | Mythic Rare | €5.05 |
| Cosmic Spider-ManMarvel's Spider-Man · 127 | Marvel's Spider-Man | 127 | Mythic Rare | €1.88 |
| Cosmic Spider-ManMarvel's Spider-Man · 271 | Marvel's Spider-Man | 271 | Mythic Rare | €2.53 |
| Cosmic Spider-ManThrough the Omenpaths · 154 | Through the Omenpaths | 154 | Mythic Rare | — |
| Cosmium BlastThe Lost Caverns of Ixalan · 7 | The Lost Caverns of Ixalan | 7 | Common | €0.02 |
| Cosmium Blast // Cosmium BlastThe Lost Caverns of Ixalan Art Series · 1 | The Lost Caverns of Ixalan Art Series | 1 | — | — |
| Cosmium ConfluenceThe Lost Caverns of Ixalan · 181 | The Lost Caverns of Ixalan | 181 | Rare | €0.09 |
| Cosmium ConfluenceThe Lost Caverns of Ixalan · 379 | The Lost Caverns of Ixalan | 379 | Rare | €0.17 |
| Cosmium ConfluenceThe Lost Caverns of Ixalan Promos · 181p | The Lost Caverns of Ixalan Promos | 181p | Rare | €0.08 |
| Cosmium ConfluenceThe Lost Caverns of Ixalan Promos · 181s | The Lost Caverns of Ixalan Promos | 181s | Rare | €0.33 |
| CosmogoyfEdge of Eternities · 215 | Edge of Eternities | 215 | Rare | €0.31 |
| CosmogoyfEdge of Eternities · 313 | Edge of Eternities | 313 | Rare | $0.82 |
| CosmogoyfEdge of Eternities Promos · 215p | Edge of Eternities Promos | 215p | Rare | $0.23 |
| CosmogoyfEdge of Eternities Promos · 215s | Edge of Eternities Promos | 215s | Rare | $0.69 |
| Cosmogoyf // CosmogoyfEdge of Eternities Art Series · 24 | Edge of Eternities Art Series | 24 | — | €3.98 |
| Cosmogrand ZenithEdge of Eternities · 9 | Edge of Eternities | 9 | Mythic Rare | $6.46 |
| Cosmogrand ZenithEdge of Eternities · 304 | Edge of Eternities | 304 | Mythic Rare | €8.59 |
| Cosmogrand ZenithEdge of Eternities Promos · 9p | Edge of Eternities Promos | 9p | Mythic Rare | €5.82 |
| Cosmogrand ZenithEdge of Eternities Promos · 9s | Edge of Eternities Promos | 9s | Mythic Rare | €8.32 |
| Cosmogrand Zenith // Cosmogrand ZenithEdge of Eternities Art Series · 2 | Edge of Eternities Art Series | 2 | — | €1.46 |
| Cosmos ChargerKaldheim · 51 | Kaldheim | 51 | Rare | €0.15 |
| Cosmos ChargerKaldheim · 342 | Kaldheim | 342 | Rare | €0.27 |
| Cosmos ChargerKaldheim Promos · 51p | Kaldheim Promos | 51p | Rare | €0.20 |
| Cosmos ChargerKaldheim Promos · 51s | Kaldheim Promos | 51s | Rare | €0.32 |
| Cosmos ChargerMagic Online Promos · 88244 | Magic Online Promos | 88244 | Rare | — |
| Cosmos ElixirKaldheim · 237 | Kaldheim | 237 | Rare | €2.51 |
| Cosmos ElixirKaldheim · 368 | Kaldheim | 368 | Rare | €3.36 |