Jack Brewer

Sensei Jack Brewer is the main protagonist and characters of teen sitcom Kickin' It. He was born on October 8, 1997 and is the newest member of The Wasabi Warriors along with Kim who joins after, and is often seen as having the hero complex of the group. He is a dedicated skateboarder who learned martial arts from his grandfather, Bobby Wasabi's former teacher and sensei. Jack has the highest rank in the dojo, being a 2nd degree black belt. He is also a heartthrob as seen by the many girls that fall for him. He is the unspoken leader of the Wasabi Warriors. He is Kim's boyfriend and main love interest.

He is portrayed by Leo Howard.