Villain Arc - Bulbapedia, the community-driven Pokémon encyclopedia

Hilda (Masters) - Bulbapedia, the community-driven Pokémon encyclopedia

Team Rocket - Bulbapedia, the community-driven Pokémon encyclopedia

Plumeria - Bulbapedia, the community-driven Pokémon encyclopedia

Lysandre - Bulbapedia, the community-driven Pokémon encyclopedia

Ariana - Bulbapedia, the community-driven Pokémon encyclopedia

Gloria (game) - Bulbapedia, the community-driven Pokémon encyclopedia

List of Pokémon Adventures characters - Wikipedia

Altering Cave - Bulbapedia, The Community-Driven Pokémon Encyclopedia, PDF, Pokémon

Which character in the Pokemon series caught the most Pokemon? - Quora