If 1 of your Darkness Pokémon is Knocked Out by damage from an attack from your opponent's Pokémon ex, that player takes 1 fewer Prize card. The effect of Shadowy Concealment doesn't stack.
Attacks
230Void Gale
Move an Energy from this Pokémon to 1 of your Benched Pokémon.
How much is Mega Gengar ex #125/217 worth?
As of November 5, 2026, Mega Gengar ex #125/217 from Ascended Heroes sells for around $2.47 in raw, ungraded condition.
Grading changes the math on this one: a PSA 10 is valued around $64.97, roughly 26.3x the raw price, while a PSA 9 sits near $19.75. 445 copies have been graded to date, and 79% of them came back a 10 — worth knowing before you pay grading fees.
These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.