Gladion is a character from the Pokémon series, specifically introduced in the games Pokémon Sun and Pokémon Moon. He is known for his cool demeanor and strong sense of justice. Gladion is a member of the Ultra Recon Squad and has a deep connection to the mysterious Pokémon Silvally, which he raised and trained. Gladion is the younger brother of Lusamine, the head of the Aether Foundation. He often opposes the foundation's methods and seeks to protect Pokémon from exploitation. Throughout the games, players encounter Gladion as a rival, challenging them to battles and helping to uncover the story behind the Ultra Beasts.