Expedition Base Set
TCGplayer
$2.22
Down $0.05 (2.20%)· 30D
No change · 7D
Cardmarket
€0.26
Down €2.11 (89.03%)· 30D
Down €0.56 (68.29%)· 7D
TCGplayer
$34
Down $0.78 (2.24%)· 30D
No change · 7D
Cardmarket
€5.06
Up €0.74 (17.13%)· 30D
No change · 7D
TCGplayer
$1.99
No change · 30D
No change · 7D
Cardmarket
– not listed
Not listed
Price history
- TCGplayer
- Cardmarket
Cardmarket in US dollars at 1 EUR = 1.1214 USD (ECB).
Prices
TCGplayer
Raw Price- Non-holo$2.22
- Reverse Holo$34
- WC Deck 2004 (Rocky Beach: Reed Weichler)$1.99
Cardmarket
Raw Price- Non-holo€0.26
- Reverse Holo€5.06
- WC Deck 2004 (Rocky Beach: Reed Weichler)– not listed
Card details
- Rarity
- Uncommon
- Card type
- Trainer · Supporter
- Illustrator
- Ken Sugimori
- Released
- Sep 15, 2002
Price summary
Professor Oak's Research 149/165 Non-holo is worth about $1.25 near mint, the average of the TCGplayer and Cardmarket prices, as of Nov 11, 2026. It is down $1.21 (49.2%) over the last 30 days.
How to tell the printings apart
- Non-holo
No foil anywhere on the card.
- Reverse Holo
The foil shine covers the card frame instead of the art.
- WC Deck 2004 (Rocky Beach: Reed Weichler)
Low and average prices
| Printing | TCG low | CM 30-day avg |
|---|---|---|
| Non-holo | $0.86 | €2.08 |
| Reverse Holo | $13 | €4.24 |
| WC Deck 2004 (Rocky Beach: Reed Weichler) | $1.99 | —Not listed |
Euro prices convert at the ECB rate of Nov 10, 2026: 1 EUR = 1.1214 USD. Near-mint, ungraded copies.
More from Expedition Base Set
146/165Uncommon2Non-holo$5.27
147/165Uncommon2Non-holo$0.91
148/165Uncommon5Non-holo$1.84
150/165Uncommon2Non-holo$1.99
151/165Uncommon2Non-holo$1.64
152/165Uncommon2Non-holo$2.34
Professor Oak's Research in other sets
80/101Uncommon2More E-Card cards
138/144Uncommon5
120/147Uncommon2
141/147Uncommon3
120/144Uncommon2
136/147Uncommon4
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