Sledge

Sledge is the main villain in Power Rangers: Dino Charge and a secondary villian in Power Rangers: Dino Super Charge and a final villian in Power Rangers: Super Ninja Steel.

He reappeared as he teleports to present day Las Angelos he knew about the Ninja Fighters as he seen them on billboards and stuff the Project Zorgo Leader was trying to capture to make him work for them But, Sledge soon saw his damaged ship and he repaired it which he resurrected his monsters: Iceage, Slammer, Scrapper, and Spellbinder with the help of Justin, the Fighters were able to destroy Sledge and his monsters.

Trivia

 * He still has the teleporting device that used from the Super Ninja Steel finale.
 * He still remembers the events from "The Poisy Show"