![Koffing [1st Edition] #4 Pokémon card from Japanese Rocket Gang Strikes Back](https://storage.googleapis.com/images.pricecharting.com/corrcil4rlpcswkbys6o/240.jpg)
Japanese
Koffing [1st Edition] 4/84
Rocket Gang Strikes Back· Language: Japanese
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Koffing [1st Edition] #4 from Japanese Rocket Gang Strikes Back currently trades at $2.99 raw, with PSA 10 copies reaching $149.95 — a 50.2x 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
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Quick price facts
Koffing [1st Edition] 4/84 from Rocket Gang Strikes Back has a current raw market value of $2.99.
- Current raw value
- $2.99
- PSA 9 value
- $150
- PSA 10 value
- $150
- PSA 10 premium vs raw
- 50.2× raw
Collector Intel
50.2x
Raw → PSA 10
High-risk grade
50.2x
Raw → PSA 9
Grade multiplier
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 50x the raw price. The expected value accounts for the realistic probability.
$3
Buy Raw
~$25
Grading Fee
PSA Standard
$150
PSA 10 Value
+$122
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$15050.2x raw
PSA 10$15050.2x raw