Eusine (Aura)

Eusine is a researcher and expert in the Legendary Beasts in Pokémon Aura.

History
Eusine first met Ash Calem Ketchum, Serena Yvonne Gabena, Jacob McKnight, Sally Pisen, Mia McKnight, Jimmy, and Marina when they were talking about seeing a Pokémon, which Eusine deduced was the embodiment of the North Wind, Suicune.

Upon learning that Ash saw Ho-Oh, Eusine then challenged Ash to a Pokémon Battle and lost.

Character
For ten years, he has chased Suicune, the embodiment of the North Wind, but to no avail.