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Mamoswine [Reverse Holo] #28 Pokémon card from Plasma Storm

Mamoswine [Reverse Holo] 28/135

Plasma Storm

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Mamoswine [Reverse Holo] #28 from Plasma Storm currently trades at $5.21 raw, with PSA 10 copies reaching $85.14 — a 16.3x grade premium. Price is up 29.3% in the last 30 days, though the 90-day trend tells a different story at -13.2% — worth watching for a clearer direction.
Current Prices (USD)
Ungraded
$5.21
PSA 7
$35.17
PSA 8
$35.17
PSA 9
$35.17
PSA 10
$85.14
ACE 10
—
BGS 10 Black
$555.00
CGC 10 Pristine
$92.00
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Raw Price Trend
7d
+1.4%
30d
+29.3%
90d
-13.2%
180d
-8.9%
1y
+75.4%
2y
+160.5%
5y
—

Quick price facts

Mamoswine [Reverse Holo] 28/135 from Plasma Storm has a current raw market value of $5.21.

Current raw value
$5.21
PSA 9 value
$35.17
PSA 10 value
$85.14
Raw value 7d
+1.4%
Raw value 30d
+29.3%
PSA 10 premium vs raw
16.3× raw
View all cards from Plasma Storm →
Collector Intel
16.3x
Raw → PSA 10
High-risk grade
6.8x
Raw → PSA 9
Grade multiplier
+29.3%
30d Price Move
Rising
Steady
Price Stability
1.4% 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 16x the raw price. The expected value accounts for the realistic probability.
$5
Buy Raw
~$25
Grading Fee
PSA Standard
$85
PSA 10 Value
+$55
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$356.8x raw
PSA 10$8516.3x raw

Frequently asked questions

How much is Mamoswine [Reverse Holo] #28 from Plasma Storm worth?+
Mamoswine [Reverse Holo] #28 from Plasma Storm is currently worth Raw: $5.21, PSA 9: $35.17, PSA 10: $85.14 based on recent sold listings. Prices update daily from real eBay sales.
Is Mamoswine [Reverse Holo] #28 worth grading?+
The PSA 10 price of $85.14 is 16.3× the raw price of $5.21. After a ~$25 grading fee, a PSA 10 result would net approximately $79.93 — assuming the card grades a 10.
Where do PokePrices Mamoswine [Reverse Holo] #28 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

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  • 23 Aug 2026Raw
    ebaycompleted-auctions-usedplayed
    $4.49
  • 17 Aug 2026Raw
    ebaycompleted-auctions-usedlightly played
    $6.26
  • 13 Aug 2026Raw
    tcgplayercompleted-auctions-usednear mint
    $5.99
  • 9 Aug 2026Raw
    ebaycompleted-auctions-usedlightly played
    $2.53
  • 7 Aug 2026Raw
    ebaycompleted-auctions-usedunknown
    $3.99