male
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
Jesselee
for Jesselee in Which Fictional Characters Do You Think Fit The MyCast Users?
Suggested by flufflepengprincess
An idea I came up with that focuses on fictional characters that would suit the users on this site the most.
