Professor Oak's New Theory 101/123 Price & Price History
$6.99
up 0.4% 7 dup 0.4% 30 dup 29.2% 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
Reverse HolofoilProfessor Oak's New Theory 101/123's lowest price is $3.06 and highest is $6.99 since Feb 2024.
An Uncommon card from HeartGold SoulSilver, released Feb 2010. Market price $6.99, up 0.4% in 7 days.
- 7 dup 0.4%
- 30 dup 0.4%
- 90 dup 1.0%
- 1 yup 29.2%
- Below its highestAt its high
| Printing | Lowest listing | Mid | Market |
|---|---|---|---|
| Reverse Holofoil | $4.00 | $10.64 | $6.99 |
| Normal | $0.25 | $0.73 | $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 (Reverse Holofoil) is worth $6.99, its TCGplayer market price on 16 Oct 2026. The lowest listing is $4.00. Other printings: Normal $0.73.
Is Professor Oak's New Theory 101/123 going up?
It is holding steady: up 0.4% in 30 days, from $6.96 to $6.99. Over 1 year it is up 29.2%. It is at its highest price since we started tracking it.
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.