![Porygon [Reverse Holo] #81 Pokémon card from Great Encounters](https://storage.googleapis.com/images.pricecharting.com/hqpvnfuujex7lfff/240.jpg)
Porygon [Reverse Holo] 81/106
Great Encounters
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Porygon [Reverse Holo] #81 from Great Encounters currently trades at $4.09 raw, with PSA 10 copies reaching $230.00 — a 56.2x grade premium. Price is down 10.1% in the last 30 days, though the 90-day trend tells a different story at +3.5% — worth watching for a clearer direction.
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
-3.5%
30d
-10.1%
90d
+3.5%
180d
+17.2%
1y
+10.5%
2y
+64.3%
5y
+104.5%
Quick price facts
Porygon [Reverse Holo] 81/106 from Great Encounters has a current raw market value of $4.09.
- Current raw value
- $4.09
- PSA 9 value
- $12.50
- PSA 10 value
- $230
- Raw value 7d
- -3.5%
- Raw value 30d
- -10.1%
- PSA 10 premium vs raw
- 56.2× raw
Collector Intel
56.2x
Raw → PSA 10
High-risk grade
3.1x
Raw → PSA 9
Grade multiplier
-10.1%
30d Price Move
Falling
Steady
Price Stability
3.5% 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 56x the raw price. The expected value accounts for the realistic probability.
$4
Buy Raw
~$25
Grading Fee
PSA Standard
$230
PSA 10 Value
+$201
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$133.1x raw
PSA 10$23056.2x raw