Team Rocket's Mewtwo ex - 281/217 [ME: Ascended Heroes]

Ability: Power Saver This Pokemon can't attack unless you have 4 or more Team Rocket's Pokemon in play.

[PPC] Erasure Ball (160+)
You may discard up to 2 Energy from your Benched Pokemon. This attack does 60 more damage for each card you discarded in this way.