| Umbreon-EXFates Collide · 55/124 | Fates Collide | 55/124 | Rare Holo EX | €43.70 |
| Umbreon-EXFates Collide · 119/124 | Fates Collide | 119/124 | Rare Ultra | $150.32 |
| Umbreon-GXSun & Moon · 80/149 | Sun & Moon | 80/149 | Rare Holo GX | €15.10 |
| Umbreon-GXSun & Moon · 142/149 | Sun & Moon | 142/149 | Rare Ultra | €34.96 |
| Umbreon-GXSun & Moon · 154/149 | Sun & Moon | 154/149 | Rare Rainbow | €62.60 |
| Umbreon-GXHidden Fates Shiny Vault · SV69/SV94 | Hidden Fates Shiny Vault | SV69/SV94 | Rare Shiny GX | €295.00 |
| Umbreon-GXSM Black Star Promos · SM36 | SM Black Star Promos | SM36 | Promo | €41.65 |
| Umbreon VEvolving Skies · 094/203 | Evolving Skies | 094/203 | Rare Holo V | €8.39 |
| Umbreon VEvolving Skies · 188/203 | Evolving Skies | 188/203 | Rare Ultra | $54.28 |
| Umbreon VEvolving Skies · 189/203 | Evolving Skies | 189/203 | Rare Ultra | €265.83 |
| Umbreon VBrilliant Stars Trainer Gallery · TG22/TG30 | Brilliant Stars Trainer Gallery | TG22/TG30 | Rare Holo V | €62.06 |
| Umbreon VSWSH Black Star Promos · SWSH203 | SWSH Black Star Promos | SWSH203 | Promo | $5.46 |
| Umbreon VMAXEvolving Skies · 095/203 | Evolving Skies | 095/203 | Rare Holo VMAX | €21.78 |
| Umbreon VMAXEvolving Skies · 214/203 | Evolving Skies | 214/203 | Rare Rainbow | €42.16 |
| Umbreon VMAXEvolving Skies · 215/203 | Evolving Skies | 215/203 | Rare Rainbow | €1,830.92 |
| Umbreon VMAXBrilliant Stars Trainer Gallery · TG23/TG30 | Brilliant Stars Trainer Gallery | TG23/TG30 | Rare Holo VMAX | €81.87 |
| Umbreon δDelta Species · 17/113 | Delta Species | 17/113 | Rare Holo | €265.50 |
| Underground ExpeditionRising Rivals · 97/111 | Rising Rivals | 97/111 | Uncommon | €0.23 |
| Underground ExpeditionCelestial Storm · 150/168 | Celestial Storm | 150/168 | Uncommon | €0.15 |
| Underground ExpeditionCelestial Storm · 168/168 | Celestial Storm | 168/168 | Rare Ultra | €35.08 |
| Underground ExpeditionSkyridge · 140/144 | Skyridge | 140/144 | Uncommon | €4.63 |
| Underground LakeSkyridge · 141/144 | Skyridge | 141/144 | Uncommon | €2.24 |
| Undersea RuinsAquapolis · 138/147 | Aquapolis | 138/147 | Uncommon | €2.43 |
| Unfair StampTwilight Masquerade · 165/167 | Twilight Masquerade | 165/167 | ACE SPEC Rare | €9.75 |
| UnfezantPokémon GO · 063/078 | Pokémon GO | 063/078 | Uncommon | — |
| UnfezantTemporal Forces · 135/162 | Temporal Forces | 135/162 | Uncommon | €0.03 |
| UnfezantRebel Clash · 145/192 | Rebel Clash | 145/192 | Rare | $0.13 |
| UnfezantBlack Bolt · 073/086 | Black Bolt | 073/086 | Uncommon | €0.04 |
| UnfezantBlack Bolt · 150/086 | Black Bolt | 150/086 | Illustration Rare | $0.42 |
| UnfezantBlack & White · 86/114 | Black & White | 86/114 | Rare | €0.30 |
| UnfezantEmerging Powers · 82/98 | Emerging Powers | 82/98 | Rare | €1.51 |
| UnfezantBoundaries Crossed · 125/149 | Boundaries Crossed | 125/149 | Rare | €0.34 |
| UnfezantUnified Minds · 176/236 | Unified Minds | 176/236 | Rare | €0.18 |
| UnfezantRoaring Skies · 80/108 | Roaring Skies | 80/108 | Uncommon | €0.12 |
| UnfezantRoaring Skies · 81/108 | Roaring Skies | 81/108 | Rare | €0.29 |
| Unidentified FossilAstral Radiance · 157/189 | Astral Radiance | 157/189 | Uncommon | €0.06 |
| Unidentified FossilSilver Tempest · 165/195 | Silver Tempest | 165/195 | Uncommon | €0.05 |
| Unidentified FossilUnified Minds · 210/236 | Unified Minds | 210/236 | Uncommon | €0.19 |
| Unidentified FossilCosmic Eclipse · 207/236 | Cosmic Eclipse | 207/236 | Uncommon | €0.09 |
| Unidentified FossilUltra Prism · 134/156 | Ultra Prism | 134/156 | Uncommon | €0.10 |
| Unidentified FossilForbidden Light · 116/131 | Forbidden Light | 116/131 | Uncommon | €0.10 |
| Unidentified FossilTeam Up · 155/181 | Team Up | 155/181 | Uncommon | $0.16 |
| Unit Energy FightingDarknessFairyForbidden Light · 118/131 | Forbidden Light | 118/131 | Uncommon | €0.57 |
| Unit Energy FightingDarknessFairyForbidden Light · 146/131 | Forbidden Light | 146/131 | Rare Secret | €18.09 |
| Unit Energy GrassFireWaterUltra Prism · 137/156 | Ultra Prism | 137/156 | Uncommon | €0.23 |
| Unit Energy GrassFireWaterUltra Prism · 170/156 | Ultra Prism | 170/156 | Rare Secret | €12.23 |
| Unit Energy LightningPsychicMetalUltra Prism · 138/156 | Ultra Prism | 138/156 | Uncommon | €0.30 |
| Unit Energy LightningPsychicMetalUltra Prism · 171/156 | Ultra Prism | 171/156 | Rare Secret | €12.00 |
| UnownTriumphant Light · 34 | Triumphant Light | 34 | 2 Diamond | — |
| UnownTriumphant Light · 78 | Triumphant Light | 78 | 1 Star | — |