Japanese
Koffing 4/84
Rocket Gang Strikes Back· Language: Japanese
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Koffing #4 from Japanese Rocket Gang Strikes Back currently trades at $3.79 raw, with PSA 10 copies reaching $136.14 — a 35.9x grade premium. The card has lost 0.0% over the past 30 days.
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
+0.0%
30d
+0.0%
90d
—
180d
—
1y
+25.1%
2y
+10.5%
5y
—
Quick price facts
Koffing 4/84 from Rocket Gang Strikes Back has a current raw market value of $3.79.
- Current raw value
- $3.79
- PSA 9 value
- $43.64
- PSA 10 value
- $136
- PSA 10 premium vs raw
- 35.9× raw
Collector Intel
35.9x
Raw → PSA 10
High-risk grade
11.5x
Raw → PSA 9
Grade multiplier
0.0%
30d Price Move
Falling
Steady
Price Stability
0.0% 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 36x the raw price. The expected value accounts for the realistic probability.
$4
Buy Raw
~$25
Grading Fee
PSA Standard
$136
PSA 10 Value
+$107
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$4411.5x raw
PSA 10$13635.9x raw