Lucius

Lucius is a Pokémon Trainer who existed in the past called the “Ancient Adventurer”. It’s documented that he traveled the world with a Black Rayquaza, Oliva, Galarian Fire, Laplace, Basagiri, and Entei, collectively known as the Six Hero Pokémon. As well as his partner Terapagos, they reached a paradise known as “Rakua”.