The Frequency Fiends

The Frequency Fiends is the 84th episode of the Darkwing Duck which aired on October 17, 1992.

Plot
Darkwing's new weapon hits Gosalyn. Although she's perfectly fine, three new beings are created, all of which look like Gosalyn, but have powers based on different frequencies. D.W. enlists Megavolt help, but an untrusting Darkwing messes things up. Now the three Frequency Fiends are combined into one super-being, and it's up to the combined efforts of D.W., Launchpad, Goz, and Megavolt to stop them!