AG186: Duels of the Jungle!

Plot
On the way to the Battle Pyramid, Ash and friends are attacked by a wild Weavile and Aipom is seriously injured. They find out that this has happened to many Trainers lately. They decide to help a man named Kerrigan to find out why this exiled Weavile is attacking people, but they must also take care of Team Rocket who is gunning for Weavile!