Mandark (voiced by Eddie Deezen) is a character from Dexter's Laboratory. He is Dexter's arch-enemy.


Mandark is Dexter's rival, he lives right next door and also has a secret laboratory. Mandark also has a crush on Dee Dee.


Mandark has black hair with a white streak in it, he wears glasses, he also wears a white shirt with a green and black striped tie, he weas blue shorts, black socks, and brown shoes. Mandark


Susan "Mandark" Astronomonov has made an appearance in FusionFall, an online video game. In FusionFall, Mandark is anime and has more details than in his original cartoon.
Mandark FusionFall