Gengar across sets & languages(63)

• Arceus16/99$41.76
• Arceus17/99$57.62
• Arceus LV.X Deck: Lightning & Psychic006/017JP$55.50
• Base Expansion Pack085/128JP$149.95
• Base Expansion Pack117/128JP$217.74
• DP1: Space-Time Creation#605704JP$45.94
• Deck Exclusives038/111—
• Deck Exclusives060/162—
• Deck Exclusives066/196—
• Diamond and Pearl27/130$77.50
• Expedition013/165$389.99
• Expedition048/165$136.14
• Fossil05/62$95.12
• Fossil20/62$24.47
• Generations35/83$38.06
• Intense Fight in the Destroyed Sky032/092JP$44.47
• LL: Lost Link015/040JP$370.00
• League & Championship Cards005/092$252.50
• Legend Maker5/92$84.73
• Legendary Collection011/110$79.60
• M3: Nihil Zero049/080JP$0.48
• ME03: Perfect Order050/088$0.54
• Mirage Forest040/086JP$43.05
• Miscellaneous Cards & Products050/088$137.02
• Miscellaneous Cards & Products050/088—
• Miscellaneous Cards & Products060/162$40.00
• Miscellaneous Cards & Products085/202—
• Mysterious Mountains043/088JP$273.93
• Mysterious Mountains044/088JP$700.00
• Mystery of the Fossils#575683JP$118.23
• Pokemon Web047/048JP$3,715.11
• Prize Pack Series Cards050/088$12.92
• Prize Pack Series Cards066/196—
• Pt4: Advent of Arceus042/090JP$27.54
• S10a: Dark Phantasma023/071JP$3.68
• S10a: Dark Phantasma074/071JP$39.72
• S12a: VSTAR Universe048/172JP$3.50
• S1W: Sword025/060JP$17.73
• S4a: Shiny Star V071/190JP$20.38
• S6K: Jet-Black Spirit027/070JP$6.21
• SM - Crimson Invasion38/111$21.66
• SM - Unbroken Bonds70/214$24.84
• SM10: Double Blaze033/095JP$16.32
• SM4S: Awakened Heroes022/050JP$33.76
• SV2a: Pokemon Card 151094/165JP$3.00
• SV2a: Pokemon Card 151094/165JP$18.32
• SV2a: Pokemon Card 151094/165JP$634.84
• SV3a: Raging Surf035/062JP$0.71
• SV: Paldean Fates057/091$1.85
• SV: Scarlet & Violet 151094/165$2.77
• SWSH01: Sword & Shield Base Set085/202$7.34
• SWSH06: Chilling Reign057/198$3.58
• SWSH11: Lost Origin066/196$4.03
• SWSH11: Lost Origin Trainer GalleryTG06/TG30$58.87
• Skyridge010/144$427.34
• SkyridgeH09/H32$2,613.59
• Stormfront18/100$60.49
• Trick or Trade BOOster Bundle057/198$1.85
• Trick or Trade BOOster Bundle 2023066/196$1.00
• Trick or Trade BOOster Bundle 2024057/091$3.65
• Triumphant94/102$540.00
• Unnumbered Promotional cards#617418JP$5,146.98
• XY - BREAKthrough60/162$36.13

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