Drifblim

Ability: Aerostat Transportation

Once during your turn (Before you attack) you may switch your Active Pokémon with 1 of your Benched Pokémon.

Turbulence

This attack does 10 damage to each Pokémon in play. (Both yours and your opponent's) (Don’t apply Weakness or Resistance to Benched Pokémon) If this Pokémon was on your Bench and became your Active Pokémon this turn do 20 damage instead.