Leon is the strongest Trainer in the Galar region and he won the Championship in his first-ever Gym Challenge, without being defeated in battle a single time. To this day, his winning streak continues to grow, and his formidable talent for Pokémon battles is unmatched. He’s aided in his countless victories by his partner Charizard and he’s known to go all out during battles, no matter who he’s facing. His battle style has captured the hearts of the people of Galar.
In the finals of the Pokémon World Championships, the tournament that determines the world's best at Pokémon battling, Leon
battled against Lance
, the winner of the Elite Four Cup in the Kanto region. In the one-on-one final, the two Daimaxed their Pokémon but Leon's Charizard came out victorious. Leon
was then crowned world champion.