Magic Dust20

Flip a coin. If heads, the Defending Pokemon is now either Asleep, Confused, Paralyzed, or Poisoned (your choice).

Hyper Reverse

Does 10 damage times the number of Energy attached to the Defending Pokemon. After doing damage, remove a number of damage counters from Butterfree equal to the amount of damage done to the Defending Pokemon (after applying Weakness and Resistance).