Ronny on Empty: Part 1 Power Rangers Operation Overdrive : Season 1 Episode 23

While preparing for the annual Halloween party (which Will thinks is a waste of time!), the Rangers respond to a distress signal -- only to learn that it's a trap, set by the Fearcats and Moltor -- to abduct Ronny, and the Sentinel Knight, and drain her, of her life force -- so that they can power up their latest weapon; Unfortunately, Will is abducted, as well -- and considered "expendable"...