The Dial

Just in case that an threat like the Zangyack emerges again, all the supersentai teams put a piece of their power into a special henshin brace called the Dial. AkaRanger then hid it until it's needed. Months later, an new powerful threat has arrived and stripped most of supersentai of their powers. This threat also has the powers of all the Power Rangers to use. Knowing that thr Dial was needed, AkaRanger went to get it only to find out that it's gone.
To Be Continued in The Dial!