If your opponent has any Benched Pokémon, he or she chooses 1 of them and switches it with the Defending Pokémon. (Do the damage before switching the Pokémon.)
Mega Drain メガドレイン
40
Remove a number of damage counters from Butterfree equal to half the damage done to the Defending Pokémon (after applying Weakness and Resistance) (rounded up to the nearest 10).
Base Set 2 print
Whirlwind ふきとばし
20
If your opponent has any Benched Pokémon, he or she chooses 1 of them and switches it with the Defending Pokémon. (Do the damage before switching the Pokémon.)
Mega Drain メガドレイン
40
Remove a number of damage counters from Butterfree equal to half the damage done to the Defending Pokémon (after applying Weakness and Resistance) (rounded up to the nearest 10). If Butterfree has fewer damage counters than that, remove all of them.
Legendary Collection print
Whirlwind ふきとばし
20
Your opponent switches the Defending Pokémon with 1 of his or her Benched Pokémon, if any. (Do the damage before switching the Pokémon.)
Mega Drain メガドレイン
40
Remove a number of damage counters from Butterfree equal to half the damage done to the Defending Pokémon (after applying Weakness and Resistance) (rounded up to the nearest 10). If Butterfree has fewer damage counters than that, remove all of them.
Early prints of the 1st Edition Jungle version of this card were printed with a symbol that appeared to look like "Edition d" instead of "Edition 1" due to the presence of an ink bubble during printing.