Mandark

Susan "Mandark" Astronomonov is the main antagonist of the '90s cartoon Dexter's Laboratory. He has a dark red, evil-looking lab where he makes diabolical machines for power. He frequently attempts to destroy his nemesis Dexter.
==Appearances==
===Destination Timewarp===
Mandark appears in this game as the possible main antagonist. He has built a device that will create time holes between Dexter's and Finn's realms, and said heroes must join forces to stop him.
===The Mysterious Five Project===
Mandark is the servant of Degenerator in this game, who helps her find a way to use Irregular's energy.
After beating his third boss battle, he is unlocked as a playable character.
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