![Koga's Zubat [1st Edition] #83 Pokémon card from Gym Challenge](https://storage.googleapis.com/images.pricecharting.com/00e84ce1d1a6fa7c06a6335e7d993cdf3eee2d772b2d8277d64a10bbc215c0de/240.jpg)
Koga's Zubat [1st Edition] 83/132
Gym Challenge
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Koga's Zubat [1st Edition] #83 from Gym Challenge currently trades at $3.05 raw, with PSA 10 copies reaching $102.89 — a 33.7x grade premium.
Current Prices (USD)
Ungraded
PSA 7
PSA 8
PSA 9
PSA 10
ACE 10
BGS 10 Black
CGC 10 Pristine
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Raw Price Trend
7d
+0.7%
30d
—
90d
-19.5%
180d
+5.5%
1y
+5.5%
2y
-12.4%
5y
+65.8%
Quick price facts
Koga's Zubat [1st Edition] 83/132 from Gym Challenge has a current raw market value of $3.05.
- Current raw value
- $3.05
- PSA 9 value
- $37.91
- PSA 10 value
- $103
- PSA 10 premium vs raw
- 33.7× raw
Collector Intel
33.7x
Raw → PSA 10
High-risk grade
12.4x
Raw → PSA 9
Grade multiplier
Steady
Price Stability
0.7% swing this week
Calculated from price history, PSA population data, and market trends. Not financial advice.
Grading Calculator
Based on PSA Standard tier (~$25 USD). Assumes a perfect PSA 10 result — actual outcome depends on card condition.
⚠️ High-variance grade. PSA 10 is 34x the raw price. The expected value accounts for the realistic probability.
$3
Buy Raw
~$25
Grading Fee
PSA Standard
$103
PSA 10 Value
+$75
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$3812.4x raw
PSA 10$10333.7x raw