Eusine

Eusine, also known as The Mystifying Trainer, is a character in the Pokémon series, first appearing in Pokémon Crystal. He is a researcher obsessed with Legendary Pokémon, particularly Suicune. His primary goal is to find and possibly capture Suicune, a pursuit he has undertaken for many years. Eusine has a distinctive appearance, typically wearing a purple suit with a white cape and red bowtie, which gives him a theatrical look. He is initially depicted as somewhat arrogant, unwilling to accept that others have seen Legendary Pokémon before him. However, after several encounters with Suicune, he begins to become more humble and tries to analyze the Legendary Pokémon he comes across. He often appears alongside Morty, the Ecruteak City Gym Leader, who is a friend and often tries to calm him down. In various Pokémon games, Eusine appears in multiple locations, including the Burned Tower and other places where Suicune appears, in his pursuit. Aside from the games, Eusine also appears in the anime series and manga, continuing his quest to find Suicune, and even forms a sync pair with Shiny Suicune in Pokémon Masters EX.