| Camping GearBattle Styles · 122/163 | Battle Styles | 122/163 | Uncommon | €0.06 |
| CanariAscended Heroes · 185/217 | Ascended Heroes | 185/217 | Uncommon | €0.05 |
| Canceling CologneAstral Radiance · 136/189 | Astral Radiance | 136/189 | Uncommon | €0.07 |
| CandelaPokémon GO · 065/078 | Pokémon GO | 065/078 | Uncommon | — |
| CandiceSilver Tempest · 152/195 | Silver Tempest | 152/195 | Uncommon | €0.07 |
| Capacious BucketRebel Clash · 156/192 | Rebel Clash | 156/192 | Uncommon | $0.23 |
| Cape of ToughnessDarkness Ablaze · 160/189 | Darkness Ablaze | 160/189 | Uncommon | $0.09 |
| Captivating Poké PuffSteam Siege · 99/114 | Steam Siege | 99/114 | Uncommon | €0.10 |
| Capture EnergyRebel Clash · 171/192 | Rebel Clash | 171/192 | Uncommon | €0.26 |
| Capturing AromaSilver Tempest · 153/195 | Silver Tempest | 153/195 | Uncommon | €0.04 |
| Cara LissVivid Voltage · 149/185 | Vivid Voltage | 149/185 | Uncommon | $0.04 |
| CarbinkAscended Heroes · 117/217 | Ascended Heroes | 117/217 | Uncommon | €0.03 |
| CarbinkLost Origin · 108/196 | Lost Origin | 108/196 | Uncommon | €0.05 |
| CarbinkLost Thunder · 143/214 | Lost Thunder | 143/214 | Uncommon | €0.09 |
| Card-Flip GameNeo Genesis · 92/111 | Neo Genesis | 92/111 | Uncommon | €1.33 |
| CarkolRebel Clash · 106/192 | Rebel Clash | 106/192 | Uncommon | €0.06 |
| CarkolBattle Styles · 079/163 | Battle Styles | 079/163 | Uncommon | €0.04 |
| CarmineTwilight Masquerade · 145/167 | Twilight Masquerade | 145/167 | Uncommon | €0.04 |
| CarminePrismatic Evolutions · 103/131 | Prismatic Evolutions | 103/131 | Uncommon | €0.05 |
| CarnivineCrown Zenith · 012/159 | Crown Zenith | 012/159 | Uncommon | €0.04 |
| CarnivineDarkness Ablaze · 005/189 | Darkness Ablaze | 005/189 | Uncommon | $0.03 |
| CarnivineBattle Styles · 009/163 | Battle Styles | 009/163 | Uncommon | €0.06 |
| CarnivineLegendary Treasures · 5/113 | Legendary Treasures | 5/113 | Uncommon | €0.27 |
| CarnivinePlatinum · 43/127 | Platinum | 43/127 | Uncommon | €0.31 |
| CarnivineSupreme Victors · 53/147 | Supreme Victors | 53/147 | Uncommon | €0.24 |
| CarnivineShining Legends · 6/73 | Shining Legends | 6/73 | Uncommon | €0.17 |
| CarnivinePOP Series 8 · 7/17 | POP Series 8 | 7/17 | Uncommon | €3.43 |
| CarracostaUnified Minds · 45/236 | Unified Minds | 45/236 | Uncommon | €0.12 |
| CascoonLost Origin · 009/196 | Lost Origin | 009/196 | Uncommon | $0.04 |
| CascoonDragons Exalted · 9/124 | Dragons Exalted | 9/124 | Uncommon | €0.12 |
| CascoonPlatinum · 44/127 | Platinum | 44/127 | Uncommon | €0.26 |
| CascoonLost Thunder · 27/214 | Lost Thunder | 27/214 | Uncommon | €0.27 |
| CascoonDiamond & Pearl · 44/130 | Diamond & Pearl | 44/130 | Uncommon | €0.47 |
| CascoonRuby & Sapphire · 26/109 | Ruby & Sapphire | 26/109 | Uncommon | €1.26 |
| CascoonLegend Maker · 30/92 | Legend Maker | 30/92 | Uncommon | €1.16 |
| CassiopeiaShrouded Fable · 056/064 | Shrouded Fable | 056/064 | Uncommon | €0.03 |
| CassiusXY · 115/146 | XY | 115/146 | Uncommon | €0.17 |
| CastawayCrystal Guardians · 72/100 | Crystal Guardians | 72/100 | Uncommon | €4.49 |
| CastformLegends Awakened · 48/146 | Legends Awakened | 48/146 | Uncommon | €0.78 |
| CastformDelta Species · 34/113 | Delta Species | 34/113 | Uncommon | €0.91 |
| CastformHidden Legends · 30/101 | Hidden Legends | 30/101 | Uncommon | €0.97 |
| Castform Rain FormLegends Awakened · 49/146 | Legends Awakened | 49/146 | Uncommon | €0.60 |
| Castform Snow-Cloud FormLegends Awakened · 50/146 | Legends Awakened | 50/146 | Uncommon | €0.65 |
| Castform Sunny FormLegends Awakened · 51/146 | Legends Awakened | 51/146 | Uncommon | €0.78 |
| Cedric JuniperLegendary Treasures · 110/113 | Legendary Treasures | 110/113 | Uncommon | €0.13 |
| Celadon City GymGym Heroes · 107/132 | Gym Heroes | 107/132 | Uncommon | $0.95 |
| CelebiMega Evolution · 012/132 | Mega Evolution | 012/132 | Uncommon | €0.05 |
| CelebiStellar Crown · 004/142 | Stellar Crown | 004/142 | Uncommon | €0.04 |
| Celio's NetworkCrystal Guardians · 73/100 | Crystal Guardians | 73/100 | Uncommon | €0.43 |
| Celio's NetworkFireRed & LeafGreen · 88/112 | FireRed & LeafGreen | 88/112 | Uncommon | €0.45 |