| 01 |  Slowpoke & Psyduck-GX
#217 · Rare Ultra | Unified Minds | €105.31 |
| 02 |  Psyduck
#20 · Promo | Wizards Black Star Promos | €97.06 |
| 03 |  Psyduck
#104 · Common | Aquapolis | €96.62 |
| 04 |  Slowpoke & Psyduck-GX
#239 · Rare Rainbow | Unified Minds | €81.88 |
| 05 |  Slowpoke & Psyduck-GX
#35 · Rare Holo GX | Unified Minds | €76.30 |
| 06 |  Psyduck
#226 · Illustration Rare | Ascended Heroes | €69.59 |
| 07 |  Misty's Psyduck
#193 · Illustration Rare | Destined Rivals | €69.06 |
| 08 |  Slowpoke & Psyduck-GX
#218 · Rare Ultra | Unified Minds | €68.04 |
| 09 |  Psyduck
#175 · Illustration Rare | 151 | €54.72 |
| 10 |  Psyduck
#79 · Common | Neo Destiny | €25.15 |
| 11 |  Psyduck
#70 · Common | Team Rocket Returns | €17.88 |
| 12 |  Sabrina's Psyduck
#99 · Common | Gym Challenge | €16.26 |
| 13 |  Psyduck
#32 · Common | Boundaries Crossed | €16.06 |
| 14 |  Psyduck
#33 · Common | Boundaries Crossed | €16.06 |
| 15 |  Psyduck
#73 · Common | Sandstorm | €10.36 |
| 16 |  Psyduck
#SM199 · Promo | SM Black Star Promos | €9.30 |
| 17 |  Psyduck δ
#81 · Common | Holon Phantoms | €9.10 |
| 18 |  Misty's Psyduck
#54 · Uncommon | Gym Heroes | €7.64 |
| 19 |  Psyduck
#88 · Common | Legendary Collection | €7.21 |
| 20 |  Misty's Psyduck
#90 · Common | Gym Challenge | €7.15 |
| 21 |  Psyduck
#87 · Common | Platinum | €7.15 |
| 22 |  Psyduck
#74 · Common | HS—Triumphant | €5.30 |
| 23 |  Psyduck
#53 · Common | Fossil | €3.47 |
| 24 |  Psyduck
#65 · Common | Team Rocket | €3.26 |
| 25 |  Psyduck
#100 · Common | Secret Wonders | €2.69 |
| 26 |  Psyduck
#40 · Common | Cosmic Eclipse | €1.67 |
| 27 |  Psyduck
#2 | McDonald's Collection 2018 | €1.63 |
| 28 |  Psyduck
#44 · Common | Team Magma vs Team Aqua | €1.58 |
| 29 |  Psyduck
#7 · Common | Detective Pikachu | €1.42 |
| 30 |  Psyduck
#28 · Common | Sun & Moon | €1.10 |
| 31 |  Psyduck
#16 · Common | BREAKpoint | €1.04 |
| 32 |  Psyduck
#26 · Common | Team Up | €0.94 |
| 33 |  Psyduck
#24 · Common | Evolving Skies | €0.11 |
| 34 |  Psyduck
#11 · Common | Hidden Fates | €0.10 |
| 35 |  Psyduck
#39 · Common | Ascended Heroes | €0.09 |
| 36 |  Psyduck
#28 · Common | Astral Radiance | €0.08 |
| 37 |  Psyduck
#54 · Common | 151 | €0.07 |
| 38 |  Misty's Psyduck
#45 · Uncommon | Destined Rivals | €0.06 |