Gladion

Gladion, also known as Gurajio, is a significant character in the Pokémon series, first appearing in Pokémon Sun and Moon and frequently in the anime series. He is Lillie's older brother and one of the main rivals of the protagonist in the Alola region. Gladion has a serious and cool personality, but he deeply cares for his sister. Initially, he is a member of Team Skull, but later realizes his mother Lusamine's ambitions and resolves to protect his sister and stop his mother's insane plans. Gladion's signature Pokémon is Type: Null, which later evolves into Silvally. He has a distinct fashion style, usually wearing dark, torn clothing, complemented by a red sling bag, giving him a rebellious impression. Gladion's storyline revolves around his pursuit of power and his sense of responsibility for his family. His transformation and growth are important plot elements in the game.