When you play Gengar from your hand to evolve your Active Pokémon, you may put a Basic Pokémon (excluding Baby Pokémon) from your discard pile onto your Bench. Then, flip 3 coins. For each heads, choose a basic Energy card from your discard pile and attach it to that Pokémon.
Attacks
40Hydrokinesis
Flip a coin. If heads, the Defending Pokémon is now Burned. If tails, the Defending Pokémon is now Confused.
How much is Gengar #10/144 worth?
A raw copy of Gengar #10/144 (Skyridge, 2003) is worth about $687.49 right now, based on the latest market data from November 7, 2026.
Grading changes the math on this one: a PSA 10 is valued around $4,700.00, roughly 6.8x the raw price, while a PSA 9 sits near $1,400.00. 709 copies have been graded to date, and 22% 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.