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 #H9/144 worth?
Gengar #H9/144 is a Rare Holo card from Skyridge (2003) — today it trades at roughly $3,864.54 ungraded.
Grading changes the math on this one: a PSA 10 is valued around $150,000.00, roughly 38.8x the raw price, while a PSA 9 sits near $33,306.04. 1,415 copies have been graded to date, and 7% of them came back a 10 — worth knowing before you pay grading fees.
Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.