Serena (Pokemon)

Serena  is one of the deuteragonists of Pokemon: XY series and one of the many girls Ash travels with during each region he travels to. Her default shoes were a pair of black converse sneakers with pink Pokéball motifs, but changed her outfit after the Coumarine City Pokémon Showcase. Afterwhich, she started wearing brown calf-high boots.

Diancie and the Cocoon of Destruction
No

Hoopa and the Clash of Ages
No

Volcanion and the Mechanical Marvel
No