![Slowbro [Reverse Holo] #20 Pokémon card from Go](https://storage.googleapis.com/images.pricecharting.com/f85eb55eb98aa82a8612b37fa7a825be047efcac188d36c8065bf3ac50c0bbe4/240.jpg)
Slowbro [Reverse Holo] 20/78
Go
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Slowbro [Reverse Holo] #20 from Go currently trades at $0.99 raw, with PSA 10 copies reaching $90.00 — a 90.9x grade premium. The card has moved down 38.9% over the past 30 days and down 26.1% over 90 days, suggesting continued softness.
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
-29.8%
30d
-38.9%
90d
-26.1%
180d
+33.8%
1y
-34.9%
2y
-36.1%
5y
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Quick price facts
Slowbro [Reverse Holo] 20/78 from Go has a current raw market value of $0.99.
- Current raw value
- $0.99
- PSA 9 value
- $74.99
- PSA 10 value
- $90.00
- Raw value 7d
- -29.8%
- Raw value 30d
- -38.9%
- PSA 10 premium vs raw
- 90.9× raw
Collector Intel
90.9x
Raw → PSA 10
High-risk grade
75.7x
Raw → PSA 9
Grade multiplier
-38.9%
30d Price Move
Falling
Volatile
Price Stability
29.8% 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 91x the raw price. The expected value accounts for the realistic probability.
$1
Buy Raw
~$25
Grading Fee
PSA Standard
$90
PSA 10 Value
+$64
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$7575.7x raw
PSA 10$9090.9x raw