Pokémon the Series: XY / XYZ · XY arc
XY010 · Mega-Mega Meowth Madness!
ハリマロンVSメガメガニャース！！
Synopsis
What happens.
his friends are preparing to leave Lumiose City for Cyllage City and Ash’s next Gym battle. Serena makes a suggestion that they first visit Professor Sycamore, and everyone accepts the idea.
Synopsis adapted from Bulbapedia's XY010 entry, used under CC-BY-NC-SA 2.5.
Story arc · XY001-XY049
XY.
Ash arrives in Kalos with Pikachu; meets Serena, Clemont, and Bonnie. Picks up Froakie. Lumiose Gym puzzle introduces Clemont. Sycamore's lab introduces Mega Evolution.
Read the full XY guidePokémon featured · 17
Who appears.
Linked entries open the species page on the Pokédex. Items without a sprite (alternate forms, regional variants, generic group references) fall back to a name pill.
More from this arc
Other episodes in XY.
Episode synopsis from Bulbapedia, CC-BY-NC-SA 2.5. Editorial context (arc affiliation, cultural moments, character signatures) hand-verified May 2026. Pokémon, character names, and series titles © Nintendo, Game Freak, Creatures Inc., The Pokémon Company, OLM Inc. This is an unofficial fan reference.