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Mega Gengar EX #XY166 Pokémon card from Promo

Mega Gengar EX #XY166

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Mega Gengar EX #XY166 from Promo currently trades at $101.97 raw, with PSA 10 copies reaching $6249.00 — a 61.3x grade premium. Price is up 2.6% in the last 30 days, though the 90-day trend tells a different story at -24.7% — worth watching for a clearer direction.
Current Prices (USD)
Ungraded
$101.97
PSA 7
$236.73
PSA 8
$311.50
PSA 9
$921.08
PSA 10
$6,249.00
ACE 10
—
BGS 10 Black
$40,620.00
CGC 10 Pristine
$3,960.00
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Raw Price Trend
7d
+2.0%
30d
+2.6%
90d
-24.7%
180d
-11.6%
1y
+58.1%
2y
+264.3%
5y
+429.2%

Quick price facts

Mega Gengar EX #XY166 from Promo has a current raw market value of $102.

Current raw value
$102
PSA 9 value
$921
PSA 10 value
$6,249
Raw value 7d
+2.0%
Raw value 30d
+2.6%
PSA 10 premium vs raw
61.3× raw
View all cards from Promo →
Collector Intel
61.3x
Raw → PSA 10
High-risk grade
9.0x
Raw → PSA 9
Grade multiplier
+2.6%
30d Price Move
Rising
Steady
Price Stability
2.0% 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 61x the raw price. The expected value accounts for the realistic probability.
$102
Buy Raw
~$25
Grading Fee
PSA Standard
$6249
PSA 10 Value
+$6122
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$9219.0x raw
PSA 10$624961.3x raw

Frequently asked questions

How much is Mega Gengar EX #XY166 from Promo worth?+
Mega Gengar EX #XY166 from Promo is currently worth Raw: $102, PSA 9: $921, PSA 10: $6.2k based on recent sold listings. Prices update daily from real eBay sales.
Is Mega Gengar EX #XY166 worth grading?+
The PSA 10 price of $6.2k is 61.3× the raw price of $102. After a ~$25 grading fee, a PSA 10 result would net approximately $6.1k — assuming the card grades a 10.
Where do PokePrices Mega Gengar EX #XY166 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
  • 2 Aug 2026Raw
    ebaycompleted-auctions-usedunknown
    $80.00
  • 1 Aug 2026Raw
    ebaycompleted-auctions-usedunknown
    $50.00
    best offer accepted
  • 1 Aug 2026Raw
    ebaycompleted-auctions-usedplayed
    $65.99
  • 1 Aug 2026Raw
    ebaycompleted-auctions-usedunknown
    $115.00
    best offer accepted
  • 1 Aug 2026Raw
    ebaycompleted-auctions-usedunknown
    $135.51