It is one of the most inventive concepts of any 'Darkwing Duck' episode and any episode with Megavolt is well worth the while because the character is one of the show's best villains voiced beautifully by Dan Castellaneta.
"The Frequency Fiends" is one of the best episodes, but is very good with more than enough to show what is so great about the show.

... Darkwing Duck - Holding Out for a Hero - … "The Frequency Fiends" is the eighty-fourth episode of the Darkwing Duck. Darkwing Duck S03xxE06 The Frequency Fiends. "The Frequency Fiends" is the eighty-fourth episode of the Darkwing Duck. The Frequency Fiends Darkwing's new weapon hits Gosalyn. Although she's perfectly fine, 3 new beings are created, all of which look like Gosalyn, but have powers based on different frequencies: Heatwave (red), Lightwave (Yellow), and Radiowave (Green). energy beings when she was hit by an experimental weapon from S.H.U.S.H in "The Frequency Fiends". Frequency Fiends by Darkwing Duck.
Unable to stop the new beings, Darkwing enlists Megavolt's help. Darkwing Duck S03xxE06 The Frequency Fiends.

Darkwing's new weapon hits Gosalyn. We have started importing your albums. Skip navigation Sign in.

It takes time to process all the photos. After Gosalyn is exposed to a new weapon, 3 new beings are created, all of which look like Gosalyn. Importing your Facebook albums. Search. Lightwave (voiced by Elizabeth Daily ) is yellow and is Gosalyn's mischievous side and can shoot laser beams, Heatwave (voiced by Pamela Adlon ) is red and her anger and can shoot fire, and Radiowave (voiced by Sherry Lynn ) the leader, is green and her ego and can control anything that uses radio … It premiered on October 17, 1992, and is the sixth episode of the second season. 106 photos.