This deck is made to shut down AeroMew, or Hayevolution. Scyther, Pinsir, and Muk are Aero's sworn enemies. The Chu's are in there for bench destruction, in case you don't have any Gust of Winds and your opponent is hiding an AeroMew on the bench. Bills, Gmablers(repleces Oak), Gust of Wind, Energy Removal, and Super Energy Removals which are mandatory in any deck.