We do not have the Near Mint average for the English print yet. Meanwhile this is the Cardmarket 30-day average, which mixes every language and condition (updated 04/11/2026).
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
PsychicPsychicColorlessColorless
Hydrokinesis
40
Flip a coin. If heads, the Defending Pokémon is now Burned. If tails, the Defending Pokémon is now Confused.