Professor Oak's New Theory 101/123 Price & Price History
$0.73
down 2.7% 7 ddown 8.8% 30 ddown 5.2% 1 y
- Number
- 101/123
- Rarity
- Uncommon
- Released
- 10 Feb 2010
- Prices since
- 8 Feb 2024
VersionReverse HolofoilNormal
Professor Oak's New Theory 101/123 Price History
NormalProfessor Oak's New Theory 101/123's lowest price is $0.65 and highest is $0.98 since Feb 2024.
An Uncommon card from HeartGold SoulSilver, released Feb 2010. Market price $0.73, down 2.7% in 7 days.
- 7 ddown 2.7%
- 30 ddown 8.8%
- 90 ddown 18.9%
- 1 ydown 5.2%
- Below its highest25.5%
| Printing | Lowest listing | Mid | Market |
|---|---|---|---|
| Reverse Holofoil | $4.00 | $14.08 | $6.99 |
| Normal | $0.25 | $0.74 | $0.73 |
Also printed in
More from HeartGold SoulSilver
Gyarados (Red)123/123 · Holo Rare · Reverse Holofoil$499.99
Lugia Legend (Top)113/123 · Ultra Rare · Holofoil$422.85
Lugia Legend (Bottom)114/123 · Ultra Rare · Holofoil$329.26
Ho-Oh Legend (Top)111/123 · Ultra Rare · Holofoil$249.54
Ho-Oh Legend (Bottom)112/123 · Ultra Rare · Holofoil$197.68
Gyarados4/123 · Holo Rare · Holofoil$166.11
Alph LithographONE · Ultra Rare · Holofoil$142.64
Feraligatr (Prime)108/123 · Ultra Rare · Holofoil$124.55
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Questions about Professor Oak's New Theory 101/123
How much is Professor Oak's New Theory 101/123 worth?
Professor Oak's New Theory 101/123 (Normal) is worth $0.73, its TCGplayer market price on 17 Oct 2026. The lowest listing is $0.25. Other printings: Reverse Holofoil $6.99.
Is Professor Oak's New Theory 101/123 going up?
No. Its market price is down 8.8% in 30 days, from $0.80 to $0.73. Over 1 year it is down 5.2%. It is 25.5% below its highest price of $0.98 (11 Jan 2025).
When was Professor Oak's New Theory 101/123 released?
Professor Oak's New Theory 101/123 came out in HeartGold SoulSilver, released on 10 Feb 2010.