Season 5, Episode 53 - "Address Unown!"
13 September, 2003
Having finally reached the base of Mount Silver, Ash and friends stop momentarily when they discover a lost Unown on their path. Spotting this rare Pokémon, Team Rocket decide to capture it. However, when this Unown is attacked a defensive instinct leads it to teleport itself into another dimension. Unfortunately, Ash and friends are also caught up in this multidimensional escape, and wind up in a strange world filled with random things. Now they must reunite with Pikachu and Togepi, and then find a way out.
