Season 17 | Episode 31 – The Aura Storm! eng-subeng-dub
Aired On :June 12, 2014
Summary
Korrina finally finds the Lucarionite, but after using it, she loses control of Mega Lucario, who is much too strong for Pikachu to defeat. Her grandfather Gurkinn must step in and take care of matters, with his own Mega Lucario. (Source: Wikipedia)
