![Brock's Mankey [Corocoro Comics] #56 Pokémon card from Japanese Promo](https://storage.googleapis.com/images.pricecharting.com/drvaz7xgggkjwqrl/240.jpg)
Japanese
Brock's Mankey [Corocoro Comics] #56
Promo· Language: Japanese
Find this card on eBay
Click here for eBay listings Click here for eBay listings Show eBay Sold Listings Show eBay Sold Listings
Affiliate link · we may earn commission
Brock's Mankey [Corocoro Comics] #56 from Japanese Promo currently trades at $5.67 raw, with PSA 10 copies reaching $466.00 — a 82.2x grade premium.
Current Prices (USD)
Ungraded
PSA 7
PSA 8
PSA 9
PSA 10
ACE 10
BGS 10 Black
CGC 10 Pristine
Compare on eBay
Affiliate link · we may earn commission
Raw Price Trend
7d
—
30d
—
90d
—
180d
-16.7%
1y
+21.7%
2y
+78.9%
5y
—
Quick price facts
Brock's Mankey [Corocoro Comics] #56 from Promo has a current raw market value of $5.67.
- Current raw value
- $5.67
- PSA 9 value
- $389
- PSA 10 value
- $466
- PSA 10 premium vs raw
- 82.2× raw
Collector Intel
82.2x
Raw → PSA 10
High-risk grade
68.6x
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 82x the raw price. The expected value accounts for the realistic probability.
$6
Buy Raw
~$25
Grading Fee
PSA Standard
$466
PSA 10 Value
+$435
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$38968.6x raw
PSA 10$46682.2x raw