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Susan "Mandark" Astronomanov is the main antagonist in Dexter's Laboratory. He is Dexter's rival and later mortal nemesis who often seeks to destroy both Dexter and his lab to prove once and for all that he is the superior genius.
Mandark Astronomonov
Eddie Deezen
for Eddie Deezen in Characters actors have played or will play
Suggested by themegacaster
Add characters they have played or will play (particularly in live-action). If I feel you become annoying on this story, then I will block you.
