Psyduck across sets & languages(65)

• Aquapolis104/147$167.75
• BW6: Cold Flare015/059JP$7.00
• Boundaries Crossed32/149$16.43
• Boundaries Crossed33/149$7.79
• DP3: Shining Darkness#605956JP$9.99
• Darkness, and to Light...#575476JP$15.00
• Detective Pikachu7/18$2.00
• Fossil53/62$2.00
• Hidden Fates11/68$1.69
• Holon Phantom018/052JP$18.73
• Holon Phantoms81/110$20.54
• How I Became a Pokemon Card#617208JP—
• Keldeo Battle Strength Deck001/015JP—
• L3: Clash at the Summit015/080JP$17.66
• L3: Clash at the Summit015/080JP—
• Legendary Collection088/110$6.50
• M2a: High Class Pack: MEGA Dream ex032/193JP$0.30
• M2a: High Class Pack: MEGA Dream ex032/193JP$3.39
• M2a: High Class Pack: MEGA Dream ex032/193JP$2.27
• M2a: High Class Pack: MEGA Dream ex199/193JP$20.10
• ME: Ascended Heroes039/217$1.40
• ME: Ascended Heroes039/217$1.92
• ME: Ascended Heroes039/217$1.59
• ME: Ascended Heroes226/217$77.56
• Miracle of the Desert014/053JP$9.82
• Mystery of the Fossils#575673JP$3.06
• Neo Destiny079/105$19.61
• Platinum87/127$18.00
• Prize Pack Series Cards039/217—
• Prize Pack Series Cards039/217—
• Pt1: Galactic's Conquest026/096JP$25.64
• Rocket Gang#575734JP$4.55
• S10P: Space Juggler016/067JP$1.99
• S6K: Jet-Black Spirit009/070JP$2.32
• SI: Start Deck 100076/414JP$14.00
• SI: Start Deck 100076/414JP$1.25
• SM - Cosmic Eclipse40/236$2.94
• SM - Team Up26/181$2.40
• SM Base Set28/149$2.42
• SM11a: Remix Bout017/064JP$3.45
• SM1S: Collection Sun012/060JP$15.59
• SM9: Tag Bolt024/095JP$3.49
• SV2a: Pokemon Card 151054/165JP$3.51
• SV2a: Pokemon Card 151054/165JP$3.33
• SV2a: Pokemon Card 151054/165JP$125.00
• SV2a: Pokemon Card 151175/165JP$22.61
• SV: Scarlet & Violet 151054/165$0.70
• SV: Scarlet & Violet 151175/165$74.81
• SWSH07: Evolving Skies024/203$1.52
• SWSH10: Astral Radiance028/189$1.54
• Sandstorm73/100$13.99
• Secret Wonders100/132$7.42
• Silver Deck Kit001/020JP$32.06
• Team Magma vs Team Aqua44/95$23.75
• Team Rocket65/82$2.44
• Team Rocket Returns70/109$20.13
• The Town on No Map020/092JP$200.00
• Triumphant74/102$17.72
• WoTC Promo20/53$76.79
• XY - BREAKpoint16/122$1.99
• XYF: Golduck BREAK + Palkia-EX Combo Deck001/016JP$11.25
• smK: Trainer Battle Decks001/031JP$69.72
• smL: Sun & Moon Family Pokemon Card Game013/051JP$39.99
• smP2: Great Detective Pikachu009/024JP$4.91
• smP2: Great Detective Pikachu010/024JP$2.89

Same name, other languages or different rules text. Same-language reprints already sit in Printings above.