This article is about an episode of the Pokémon animated series that has not been dubbed into English. As such, its coverage may contain romanized Japanese names, rather than dub names.
(Japanese: お宝の謎！無人島アドベンチャー！！Mystery of the Treasure! Deserted Island Adventure!!) is the 135th episode of the Best Wishes series, and the 792nd episode of the Pokémon anime. It first aired in Japan on July 25, 2013.
Spoiler warning: this article may contain major plot or ending details.
Template:Incomplete synopsis
Alexa, an expert reporter from the Kalos region, and her Pokémon Helioptile and Gogoat join Ash and his friends to search for a Noivern. They stop by an island rumored to have a secret treasure. What mysterious treasures will they find there? Is there a theme to the Pokémon on this island?
