| Constellar CastorBattles of Legend: Glorious Gallery · 016 | Battles of Legend: Glorious Gallery | 016 | Secret Rare | $0.61 |
| Constellar HyadesDuel Terminal 7a · 037 | Duel Terminal 7a | 037 | Duel Terminal Super Parallel Rare | $0.39 |
| Constellar KausDuel Terminal 7a · 069 | Duel Terminal 7a | 069 | Duel Terminal Rare Parallel Rare | €0.15 |
| Constellar LeonisDuel Terminal 7b · 067 | Duel Terminal 7b | 067 | Duel Terminal Normal Parallel Rare | €0.18 |
| Constellar MeteorDuel Terminal 7b · 099 | Duel Terminal 7b | 099 | Duel Terminal Normal Parallel Rare | €0.20 |
| Constellar OmegaLord of the Tachyon Galaxy · 091 | Lord of the Tachyon Galaxy | 091 | Ultra Rare | $0.12 |
| Constellar PleiadesDuel Terminal 7a · 038 | Duel Terminal 7a | 038 | Duel Terminal Ultra Parallel Rare | €0.05 |
| Constellar PolluxDuel Terminal 7a · 021 | Duel Terminal 7a | 021 | Duel Terminal Rare Parallel Rare | €0.20 |
| Constellar PraesepeDuel Terminal 7b · 088 | Duel Terminal 7b | 088 | Duel Terminal Super Parallel Rare | €0.85 |
| Constellar Ptolemy M7Duel Terminal 7b · 089 | Duel Terminal 7b | 089 | Duel Terminal Ultra Parallel Rare | €0.15 |
| Constellar RasalhagueDuel Terminal 7b · 066 | Duel Terminal 7b | 066 | Duel Terminal Normal Parallel Rare | €0.17 |
| Constellar SheratanDuel Terminal 7a · 018 | Duel Terminal 7a | 018 | Duel Terminal Normal Parallel Rare | €0.36 |
| Constellar SiatDuel Terminal 7b · 065 | Duel Terminal 7b | 065 | Duel Terminal Normal Parallel Rare | €0.37 |
| Constellar SombreLord of the Tachyon Galaxy · 093 | Lord of the Tachyon Galaxy | 093 | Super Rare | $1.50 |
| Constellar Star ChartDuel Terminal 7a · 045 | Duel Terminal 7a | 045 | Duel Terminal Normal Parallel Rare | $0.73 |
| Constellar Star CradleDuel Terminal 7b · 095 | Duel Terminal 7b | 095 | Duel Terminal Normal Parallel Rare | €0.33 |
| Constellar TellarknightsCyberstorm Access · 064 | Cyberstorm Access | 064 | Super Rare | €0.06 |
| Constellar TempestInvasion: Vengeance · 091 | Invasion: Vengeance | 091 | Rare | €0.13 |
| Constellar TwinkleSecrets of Eternity · 055 | Secrets of Eternity | 055 | Common | €0.05 |
| Constellar VirgoDuel Terminal 7a · 023 | Duel Terminal 7a | 023 | Duel Terminal Super Parallel Rare | €0.14 |
| Constellar ZubeneschamaliDuel Terminal 7a · 022 | Duel Terminal 7a | 022 | Duel Terminal Rare Parallel Rare | €0.27 |
| Construction Train Signal RedDragons of Legend · 038 | Dragons of Legend | 038 | Super Rare | €0.07 |
| Consumed By DarknessSpeed Duel GX: Duel Academy Box · 20 | Speed Duel GX: Duel Academy Box | 20 | Common | $0.06 |
| ContactPower of the Duelist · 037 | Power of the Duelist | 037 | Common | $0.09 |
| Contact "C"Extreme Force · 037 | Extreme Force | 037 | Short Print | €0.20 |
| Contact GateCybernetic Horizon Sneak Peek Participation Card · 1 | Cybernetic Horizon Sneak Peek Participation Card | 1 | Ultra Rare | €0.08 |
| Contact OutGladiator's Assault · 045 | Gladiator's Assault | 045 | Common | €0.19 |
| Contact with GustoDuel Terminal 5b · 092 | Duel Terminal 5b | 092 | Duel Terminal Rare Parallel Rare | €0.44 |
| Contact with the AquamirrorExtreme Victory · 059 | Extreme Victory | 059 | Common | €0.06 |
| CONTAIN!Amazing Defenders · 011 | Amazing Defenders | 011 | Rare | €0.05 |
| Continuous Destruction PunchMagician's Force · 085 | Magician's Force | 085 | Rare | €0.08 |
| Contract LaunderingDimension of Chaos · 096 | Dimension of Chaos | 096 | Common | €0.04 |
| Contract with Don ThousandDuelist Saga · 041 | Duelist Saga | 041 | Ultra Rare | €0.31 |
| Contract with ExodiaDark Crisis · 031 | Dark Crisis | 031 | Common | €0.08 |
| Contract with the AbyssDark Crisis · 086 | Dark Crisis | 086 | Rare | €0.10 |
| Contract with the Dark MasterDark Crisis · 087 | Dark Crisis | 087 | Common | €0.10 |
| Contract with the VoidGhosts From the Past: The 2nd Haunting · 022 | Ghosts From the Past: The 2nd Haunting | 022 | Ultra Rare | €0.09 |
| Contrast HERO ChaosHERO Strike Structure Deck · 041 | HERO Strike Structure Deck | 041 | Ultra Rare | €5.24 |
| Converging Wills DragonDawn of Majesty · 001 | Dawn of Majesty | 001 | Common | €0.08 |
| Converging WishesDuelist Saga · 037 | Duelist Saga | 037 | Ultra Rare | €0.07 |
| Convert ContactTactical Evolution · 047 | Tactical Evolution | 047 | Common | $0.13 |
| Convex KnightBlazing Dominion · 026 | Blazing Dominion | 026 | Common | €0.11 |
| Convulsion of NatureLegacy of Darkness · 084 | Legacy of Darkness | 084 | Common | $0.55 |
| Cooky☆YummyJustice Hunters · 017 | Justice Hunters | 017 | Ultra Rare | €0.02 |
| Cooky★Yummy WayJustice Hunters · 020 | Justice Hunters | 020 | Rare | €0.12 |
| Cooling EmbersLegacy of Destruction · 033 | Legacy of Destruction | 033 | Common | €0.02 |
| Coordius the Triphasic DealmonBlazing Vortex · 083 | Blazing Vortex | 083 | Ultra Rare | $0.05 |
| CopycatLimited Edition 1 · 020 | Limited Edition 1 | 020 | Ultra Rare | €0.46 |
| Copy KnightPhoton Shockwave · 066 | Photon Shockwave | 066 | Rare | €0.04 |
| Copy PlantCrossroads of Chaos · 005 | Crossroads of Chaos | 005 | Common | €0.56 |