Diantha's Gardevoir (anime)

Diantha's Gardevoir is a /-type Pokémon owned by Diantha.

Biography
Gardevoir was caught as Ralts when Diantha was young. Gardevoir first appeared in The Bonds of Evolution where it battled Magnus and defeated its Absol. Ash then challenged her on a battle with Pikachu. During the battle, Team Rocket indulged into and caught Gardevoir. Diantha then used Mega Evolution to free and it managed to get out of it.

Voice actress
Michele Knotz (English)

Trivia
Gardevoir was the first Pokémon owned by any Champion to Mega Evolve.