Sylvester is a minor character appearing in the Best Wishes! series.
Pokémon the Series: Black & White
Sylvester participated in the Battle Club tournament and faced Georgia, who sent Beartic against his Joltik. However, Joltik got defeated when Beartic fell down on top of it, causing Sylvester to lose.
Sylvester appeared in a flashback Ash had after the end of the Unova League.
|BW041||Reunion Battles in Nimbasa!|
BW Adventures in Unova and Beyond
|BW110||A Unova League Evolution!|