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Professor Oak's New Theory

Professor Oak's New Theory

HeartGold & SoulSilver · #101/123 · Uncommon

HeartGold & SoulSilver
Supertype

Trainer

Artist

Ken Sugimori

Supporter

Market Prices

View on TCGPlayer

Updated: 9/10/2026

normal

Low

$0.25

Mid

$0.76

High

$20.00

Market

$0.80

reverse Holofoil

Low

$4.28

Mid

$7.99

High

$63.10

Market

$6.92

Live listings

Sample data

Low ask: $63.02 · 7 active · refreshed just now

Market Signals

Updated 3 days ago

Raw NM

$0.80

TCGPlayer market

PSA 10

—

CGC 10

—

TAG 10

—

PSA Population

4 total

0 at 10

Gem rate 0.0% low sample (n=4)

CGC Population

27 total

5 at 10

Gem rate 18.5%

CGC full grade distribution

CGC · 0d

CGC 5.5

1

CGC 8

2

CGC 8.5

9

CGC 9

8

CGC 9.5

2

CGC 10

4

CGC 10 Pristine

1

10 = Gem Mint 10. Real counts from CGC; grades with no copies are omitted.

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Discovery Scores

Percentile-ranked 0–100 across the whole catalog. See this card in Rankings →

medium confidence
Value
24
Scarcity
63
Gem difficulty
79
Momentum
0
Grade ROI
—
Liquidity
—

Scored 21 hours ago

Price History

No price history available