The honor and courage of S.P.D. is tested as mysterious maneuvers, surprise visits, and time travel opens the door to thrilling adventures! Dangerous alien tricks are at the center of the Power Rangers' greatest set of challenges yet. A mind meld gives Sky an identity crisis, while Gruumm grabs for iridium to supply a mysterious project and Cruger is relieved of command. You'll be on the edge of your seat as our heroes team up to protect the World Gold Depository . . . and win the day!