Morgana's spell casting needs some work, after she turns Darkwing into pudding. Meanwhile, Negaduck has assembled all of Darkwing's arch enemies - Megavolt, Quackerjack, Bushroot and the Liquidator - to form The Fearsome Five.
Darkwing enters a parallel universe where Negaduck reigns supreme. He teams up with his rogues gallery who are good in this universe and tries to stop Negaduck once and for all.
When Darkwing tries to stop Megavolt's and Quackerjack's newest plot, Gosalyn accidentally hitches a ride in their new time machine to the future. A future in which Darkwing is obsessed with nipping crime, no matter how trivial, in the bud.
Negaduck steals a diamond that can steal other people's powers. After he steals the powers from Bushroot, Megavolt, the Liquidator, and Quackerjack, they have to use their weaknesses to stop Mega-Negaduck.
Darkwing tried to protect Gosalyn from Taurus, but she gets kidnapped anyway, and Darkwing is thrown in jail. When all hope seems lost, Launchpad McQuack rescues Darkwing from jail so the two of them can stop Taurus from using the Ramrod.