- "Suicune, I promise, we'll save the Pokémon World together."
- — Sebastian White in Chapter 2
Sebastian White is one of the main characters in The Miraculous Adventure of Tessa and Lunala. He is the son of Alistair and Darcy White. His current Pokémon team consists of Suicune, Goodra, Floette, Tyranitar, Chesnaught, and Sceptile. His Eevee and Zweilous are left with his parents.
- His voice actor, Chandler Riggs, is best known for playing Carl Grimes in The Walking Dead.
- He knew Anderson prior to the events in the film.
- He is the first character to break the fourth wall.