Jayden Shiba

Jayden Shiba is the main character in Power Rangers: Samurai and Power Rangers: Super Samurai and also appeared in Power Rangers: Super Megaforce, while Chad was fighting Derek he mentioned he fought someone more powerful and a Flashback occurs seeing Derek fighting Jayden.

Trivia

 * The flashback that is seen is what happened in the Power Rangers: Samurai season finale "The Ultimate Duel".