XY136: Forming a More Perfect Union!

- (反撃のジガルデ！カロス最終決戦！！) is the 43rd episode of Pokémon the Series: XYZ.

Synopsis
Ash and the gang finally defeat Team Flare, but as a result, it could mean goodbye to Zygarde/Squishy for good.

Episode Plot
With the aid of the Gym Leaders, Ash and Alain rescue Chespie from the Megalith Zygarde, temporarily stopping it. Lysandre was revealed to have survived and used the Megalith Zygarde to battle Ash, Alain, Malva, Steven, Professor Sycamore, Diantha, and all of Kalos' Gym Leaders. Eventually, the Megalith Zygarde was destroyed when Squishy and Z2 transformed into a complete Zygarde and attacked it with Core Enforcer. Lysandre was engulfed by the attack and seemingly died as well. Afterwards, Malva promised to hunt down the other Team Flare members and afterwards turn herself in as well.

Move
Core Enforcer

Trivia

 * "Pokémon Quiz:" Greninja (Ash-Greninja; JP)
 * This is the last episode of the Team Flare arc.
 * This episode was first aired as a one hour special event with XY135.