As long as Muk ex is your Active Pokemon, ignore all Poke-Powers and Poke-Bodies other than Toxic Gas.

• Poison Breath

  10

  The Defending Pokemon is now Poisoned.

• Slimy Water

  40+

  Does 40 damage plus 10 more damage for each 1 Energy in the Defending Pokemon's Retreat Cost(after applying effects to the Retreat Cost).