In the Shadow of Zekrom!

Name: In the Shadow of Zekrom!
Released: 2010-09-23
Duration: 23 min
Rating: 5.2

S14 E1 September 23, 2010 0h 23m ★ 5.2

Source:

Overview

Ash and his mother take a vacation with Professor Oak to the Unova region. A dark cloud reveals a mysterious Pokémon which affects Pikachu.