Jackie Chan

Jackie Chan is a character mentioned in the Sonic X comic series published by Archie Comics. He is an associate of Lindsey Thorndyke who taught her how to fight.

Archie Comics
Some time in the past, Jackie Chan befriended and taught Lindsey Thorndyke how to fight. Lindesy was confident enough in these fighting skills to attempt using them on Doctor Eggman.

Trivia

 * Jackie Chan is named after the real-life person with the same name.