The action-packed Megaforce saga continues as the Rangers continue their mission to defend our world from evil insectoid monsters! It will take friendship, teamwork and awesome new Megazords to defeat the mutant monsters! And when all seems lost, a mysterious new ally emerges - ROBO KNIGHT! With the help of this transforming robot Ranger's Vulcan Cannon and Lion Zord, Earth's mightiest defenders will never surrender!