Cress

Cress (Japanese: コーン Koon) is one of the famous Striaton City Gym Leader trio, along with Cilan and Chili. If you pick Tepig as your Starter Pokémon, Cress will battle the player at the Striaton City Gym with his Panpour. He will award the player the Trio Badge if you defeat him.

In the Anime
He battled against Ash as well in the anime because Ash wanted to battle all three of the Trio. His English Voice Actor is Tom Wayland.