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Mega Swampert EX #XY87 Pokémon card from Promo

Mega Swampert EX #XY87

Promo

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Mega Swampert EX #XY87 from Promo currently trades at $25.00 raw, with PSA 10 copies reaching $579.00 — a 23.2x grade premium. Price is down 3.5% in the last 30 days, though the 90-day trend tells a different story at +20.3% — worth watching for a clearer direction.
Current Prices (USD)
Ungraded
$25.00
PSA 7
$128.75
PSA 8
$279.50
PSA 9
$482.50
PSA 10
$579.00
ACE 10
—
BGS 10 Black
$3,765.00
CGC 10 Pristine
$625.00
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Raw Price Trend
7d
-4.8%
30d
-3.5%
90d
+20.3%
180d
+0.0%
1y
+3.1%
2y
+97.0%
5y
+246.7%

Quick price facts

Mega Swampert EX #XY87 from Promo has a current raw market value of $25.00.

Current raw value
$25.00
PSA 9 value
$483
PSA 10 value
$579
Raw value 7d
-4.8%
Raw value 30d
-3.5%
PSA 10 premium vs raw
23.2× raw
View all cards from Promo →
Collector Intel
23.2x
Raw → PSA 10
High-risk grade
19.3x
Raw → PSA 9
Grade multiplier
-3.5%
30d Price Move
Falling
Steady
Price Stability
4.8% 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 23x the raw price. The expected value accounts for the realistic probability.
$25
Buy Raw
~$25
Grading Fee
PSA Standard
$579
PSA 10 Value
+$529
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$48319.3x raw
PSA 10$57923.2x raw

Frequently asked questions

How much is Mega Swampert EX #XY87 from Promo worth?+
Mega Swampert EX #XY87 from Promo is currently worth Raw: $25.00, PSA 9: $483, PSA 10: $579 based on recent sold listings. Prices update daily from real eBay sales.
Is Mega Swampert EX #XY87 worth grading?+
The PSA 10 price of $579 is 23.2× the raw price of $25.00. After a ~$25 grading fee, a PSA 10 result would net approximately $554 — assuming the card grades a 10.
Where do PokePrices Mega Swampert EX #XY87 prices come from?+
Prices are tracked nightly from real sold listings on PriceCharting (raw, PSA 9 and PSA 10). PSA population data is sourced from PSA's public reports. We do not use asking prices — only confirmed sales.

Recent verified sales

Find this card on eBay →Affiliate · we may earn commission
  • 4 Sep 2026Raw
    ebaycompleted-auctions-usedunknown
    $37.57
  • 4 Sep 2026Raw
    ebaycompleted-auctions-usedplayed
    $18.50
  • 3 Sep 2026Graded
    ebaycompleted-auctions-newunknown
    $226.00
    best offer accepted
  • 2 Sep 2026Raw
    ebaycompleted-auctions-usedunknown
    $7.50
  • 2 Sep 2026Raw
    ebaycompleted-auctions-usedunknown
    $20.00