![Magikarp [Reverse Holo] #21 Pokémon card from Go](https://storage.googleapis.com/images.pricecharting.com/060389ddeceebefccc872718f8330e31d8f60d70d3a78f0d0a196834ec50ecc5/240.jpg)
Magikarp [Reverse Holo] 21/78
Go
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Magikarp [Reverse Holo] #21 from Go currently trades at $1.43 raw, with PSA 10 copies reaching $499.99 — a 349.6x 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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Quick price facts
Magikarp [Reverse Holo] 21/78 from Go has a current raw market value of $1.43.
- Current raw value
- $1.43
- PSA 9 value
- $38.00
- PSA 10 value
- $500
- PSA 10 premium vs raw
- 349.6× raw
Collector Intel
349.6x
Raw → PSA 10
High-risk grade
26.6x
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 350x the raw price. The expected value accounts for the realistic probability.
$1
Buy Raw
~$25
Grading Fee
PSA Standard
$500
PSA 10 Value
+$474
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$3826.6x raw
PSA 10$500349.6x raw