| Professor Elm's LectureLost Thunder · 188a/214 | Lost Thunder | 188a/214 | Uncommon | — |
| Professor Elm's LectureLost Thunder · 213/214 | Lost Thunder | 213/214 | Rare Ultra | €103.32 |
| Professor Elm's Training MethodCall of Legends · 82/95 | Call of Legends | 82/95 | Uncommon | €0.20 |
| Professor Elm's Training MethodHeartGold & SoulSilver · 100/123 | HeartGold & SoulSilver | 100/123 | Uncommon | €0.20 |
| Professor Elm's Training MethodExpedition Base Set · 148/165 | Expedition Base Set | 148/165 | Uncommon | €1.29 |
| Professor Elm's Training MethodUnseen Forces · 89/115 | Unseen Forces | 89/115 | Uncommon | €0.69 |
| Professor Elm's Training MethodDragon Frontiers · 79/101 | Dragon Frontiers | 79/101 | Uncommon | €0.29 |
| Professor JuniperBlack & White · 101/114 | Black & White | 101/114 | Uncommon | €0.14 |
| Professor JuniperPlasma Blast · 84/101 | Plasma Blast | 84/101 | Uncommon | €0.13 |
| Professor JuniperDark Explorers · 98/108 | Dark Explorers | 98/108 | Uncommon | €0.21 |
| Professor JuniperPlasma Freeze · 116/116 | Plasma Freeze | 116/116 | Rare Ultra | €41.99 |
| Professor KukuiSun & Moon · 128/149 | Sun & Moon | 128/149 | Uncommon | €0.02 |
| Professor KukuiSun & Moon · 148/149 | Sun & Moon | 148/149 | Rare Ultra | €6.73 |
| Professor LaventonSilver Tempest · 162/195 | Silver Tempest | 162/195 | Uncommon | €0.04 |
| Professor OakPokémon TCG Classic - Blastoise · 025/034 | Pokémon TCG Classic - Blastoise | 025/034 | — | — |
| Professor OakPokémon TCG Classic - Charizard · 023/034 | Pokémon TCG Classic - Charizard | 023/034 | — | — |
| Professor OakPokémon TCG Classic - Venusaur · 024/034 | Pokémon TCG Classic - Venusaur | 024/034 | — | — |
| Professor OakBase · 88/102 | Base | 88/102 | Uncommon | $1.63 |
| Professor OakBase Set 2 · 116/130 | Base Set 2 | 116/130 | Uncommon | €1.25 |
| Professor Oak's HintEvolutions · 84/108 | Evolutions | 84/108 | Uncommon | €0.09 |
| Professor Oak's New TheoryCall of Legends · 83/95 | Call of Legends | 83/95 | Uncommon | €0.27 |
| Professor Oak's New TheoryHeartGold & SoulSilver · 101/123 | HeartGold & SoulSilver | 101/123 | Uncommon | €0.21 |
| Professor Oak's ResearchExpedition Base Set · 149/165 | Expedition Base Set | 149/165 | Uncommon | €2.08 |
| Professor Oak's ResearchDragon Frontiers · 80/101 | Dragon Frontiers | 80/101 | Uncommon | €0.63 |
| Professor Oak's SetupCosmic Eclipse · 201/236 | Cosmic Eclipse | 201/236 | Uncommon | €0.14 |
| Professor Oak's SetupCosmic Eclipse · 233/236 | Cosmic Eclipse | 233/236 | Rare Ultra | €56.83 |
| Professor Oak's VisitArceus · 90/99 | Arceus | 90/99 | Uncommon | €0.15 |
| Professor Oak's VisitSecret Wonders · 122/132 | Secret Wonders | 122/132 | Uncommon | €0.12 |
| Professor RowanDiamond & Pearl · 112/130 | Diamond & Pearl | 112/130 | Uncommon | €0.24 |
| Professor RowanSecret Wonders · 123/132 | Secret Wonders | 123/132 | Uncommon | €0.30 |
| Professor Sada's VitalityParadox Rift · 170/182 | Paradox Rift | 170/182 | Uncommon | €0.04 |
| Professor Sada's VitalityParadox Rift · 239/182 | Paradox Rift | 239/182 | Ultra Rare | €1.61 |
| Professor Sada's VitalityParadox Rift · 256/182 | Paradox Rift | 256/182 | Special Illustration Rare | €5.33 |
| Professor Sada's VitalityPrismatic Evolutions · 120/131 | Prismatic Evolutions | 120/131 | Uncommon | €0.03 |
| Professor's LetterXY · 123/146 | XY | 123/146 | Uncommon | $0.31 |
| Professor's LetterBREAKthrough · 146/162 | BREAKthrough | 146/162 | Uncommon | €0.25 |
| Professor's LetterBREAKthrough · 146a/162 | BREAKthrough | 146a/162 | Uncommon | $0.28 |
| Professor's ResearchDeluxe Pack ex · 373 | Deluxe Pack ex | 373 | 2 Star | — |
| Professor's ResearchPromo-A · 7 | Promo-A | 7 | Pocket Promo | — |
| Professor's ResearchPokémon GO · 078/078 | Pokémon GO | 078/078 | Rare Ultra | — |
| Professor's ResearchPokémon GO · 084/078 | Pokémon GO | 084/078 | Rare Rainbow | — |
| Professor's ResearchPaldean Fates · 087/091 | Paldean Fates | 087/091 | Rare | €0.06 |
| Professor's ResearchPaldean Fates · 088/091 | Paldean Fates | 088/091 | Rare | €0.05 |
| Professor's ResearchPrismatic Evolutions · 122/131 | Prismatic Evolutions | 122/131 | Common | €0.06 |
| Professor's ResearchPrismatic Evolutions · 123/131 | Prismatic Evolutions | 123/131 | Common | €0.03 |
| Professor's ResearchPrismatic Evolutions · 124/131 | Prismatic Evolutions | 124/131 | Common | €0.05 |
| Professor's ResearchPrismatic Evolutions · 125/131 | Prismatic Evolutions | 125/131 | Common | €0.04 |
| Professor's ResearchJourney Together · 155/159 | Journey Together | 155/159 | Common | €0.06 |
| Professor's ResearchScarlet & Violet Black Star Promos · 221 | Scarlet & Violet Black Star Promos | 221 | Promo | $0.21 |
| Professor's ResearchScarlet & Violet Black Star Promos · 222 | Scarlet & Violet Black Star Promos | 222 | Promo | $0.21 |