Professor Oak's New Theory #101 Pokemon HeartGold & SoulSilver
Reverse Holo
Current Market Price
€1
(as of 6 May 2026, in Good condition)
DemandVery Low
SupplyVery Low
LiquidityVery Low
Prices by Condition
estimated| Condition | Price |
|---|---|
| Near Mint | €3 |
| Excellent | €2 |
| Good | €1 |
| Light Played | €1 |
| Played | €0.86 |
| Poor | €0.59 |
€1
Good condition
DemandVery Low
SupplyVery Low
LiquidityVery Low
Prices by Condition
estimated| Condition | Price |
|---|---|
| Near Mint | €3 |
| Excellent | €2 |
| Good | €1 |
| Light Played | €1 |
| Played | €0.86 |
| Poor | €0.59 |
No sales recorded in the last 90 days.
Market price overview for Professor Oak's New Theory #101 from HeartGold & SoulSilver
Current pricing
Professor Oak's New Theory — part of the HeartGold & SoulSilver set — currently fetches €1 for a Good condition copy. Collectors seeking Near Mint quality will pay closer to €3.
Price trend
The price has risen roughly 14% compared to the 30-day average, suggesting growing demand.
Buy or sell?
The price trend is pointing upward, making this a relatively good time to sell Professor Oak's New Theory.
