Is it worth grading M Mawile-EX #XY104 from XY Black Star Promos?

It depends on condition and market pricing. Current PSA 10 gem rate is 8.1% (based on 135 graded copies). PSA 10 sales average $1550.00 versus a raw market of $13.75. Use the calculator on this page to compute exact EV for your card's condition.

What is the PSA 10 gem rate for M Mawile-EX #XY104?

8.1% (based on 135 graded copies)

What does PSA grading cost?

PSA service levels range from $59.99 per card (Standard, 90-100 business days) to $9,999+ (Premium 10, for cards worth $250,001+). If a graded card is worth more than its tier's Max Insured Value, PSA upgrades it to the tier that covers it and bills the difference.

Should You Grade M Mawile-EX #XY104 (XY Black Star Promos)? PSA Grading EV

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Should You Grade M Mawile-EX?

XY Black Star Promos · #XY104 · Promo

Default-tier verdict

Sell raw$-73 (-33% ROI)

Based on raw market $13.75, PSA 10 $1550.00, gem rate 8.1% (135 graded). Adjust inputs below for your card's exact condition.

M Mawile-EX

XY Black Star Promos · #XY104 · Promo

Market: $13.75

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PSA Pop · 135 graded

PSA 10

8.1%

PSA 9

14.8%

PSA 8

7.4%

PSA 7

9.6%

Your Costs

Raw card cost

Grading tier

Shipping estimate + Other fees

Expected Sale Prices

PSA 10

PSA 9

PSA 8

PSA 7

Card Condition

Centering

Edges & Corners

Surface

Fine-tune your gem-rate odds based on centering, edges, and surface condition.

Expected Value

⚠If graded PSA 10, PSA will upcharge to Express ($199) — your PSA 10 value of $1550 exceeds this tier's $1,000 cap. No upcharge on PSA 9.

PSA 10: 8.1% × $1550.00+$126.30

PSA 9: 14.8% × $53.00+$7.85

PSA 8: 7.4% × $48.00+$3.56

PSA 7: 9.6% × $40.00+$3.85

Below 7: 60.0% × raw+$8.25

Raw card cost-$13.75

Standard grading (weighted avg)-$71.32

Shipping + Other Fees-$10.00

EV+$54.74(+58% ROI)

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58% ROI — strong margin absorbs selling fees and price swings.

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58% ROI — strong margin absorbs selling fees and price swings.

About this calculator

This page computes the expected value (EV) of submitting M Mawile-EX #XY104 to PSA for grading. EV factors in real PSA population data (gem rates), live market prices for raw and graded copies, and PSA's tiered fee structure including upcharges when a card's graded value exceeds the tier's Max Insured Value. Adjust the inputs to match your card's exact condition for a personalized recommendation.

PSA population summary

Grade	Population	Rate
PSA 10	11	8.1%
PSA 9	20	14.8%
PSA 8	10	7.4%
PSA 7	13	9.6%

Should You Grade M Mawile-EX #XY104 from XY Black Star Promos?

M Mawile-EX

Your Costs

Expected Sale Prices

Card Condition

Expected Value

About this calculator

PSA population summary

M Mawile-EX

Your Costs

Expected Sale Prices

Card Condition

Expected Value