![Koffing [Reverse Holo] #28 Pokémon card from Hidden Fates](https://storage.googleapis.com/images.pricecharting.com/6c05e57cb2c045d91d80b8b62b2800cd80ccf3f939bebbfbf3eab6e5cbc516c2/240.jpg)
Koffing [Reverse Holo] 28/68
Hidden Fates
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Koffing [Reverse Holo] #28 from Hidden Fates currently trades at $0.99 raw, with PSA 10 copies reaching $39.00 — a 39.4x grade premium. The card has moved up 4.2% over the past 30 days and up 5.3% over 90 days, suggesting sustained buying interest.
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
⚠ +62.3%
30d
+4.2%
90d
+5.3%
180d
+209.4%
1y
-36.9%
2y
-26.7%
5y
-24.4%
⚠ Large moves shown in amber — verify against recent sold listings before drawing conclusions.
Quick price facts
Koffing [Reverse Holo] 28/68 from Hidden Fates has a current raw market value of $0.99.
- Current raw value
- $0.99
- PSA 9 value
- $32.75
- PSA 10 value
- $39.00
- Raw value 7d
- +62.3%
- Raw value 30d
- +4.2%
- PSA 10 premium vs raw
- 39.4× raw
Collector Intel
39.4x
Raw → PSA 10
High-risk grade
33.1x
Raw → PSA 9
Grade multiplier
+4.2%
30d Price Move
Rising
Volatile
Price Stability
62.3% 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 39x the raw price. The expected value accounts for the realistic probability.
$1
Buy Raw
~$25
Grading Fee
PSA Standard
$39
PSA 10 Value
+$13
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$3333.1x raw
PSA 10$3939.4x raw