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 …

Feb 24, 2026 · Ivan "Mandark" Astronomonov, his real name being Susan, is the main antagonist of the Cartoon Network series, Dexter's Laboratory. He is Dexter's rival who often seeks to outsmart Dexter …

Susan "Mandark" Astronomonov is the main antagonist of the Cartoon Network TV show Dexter's Laboratory, and its feature film Dexter's Laboratory: Ego Trip. He is an evil and diabolical young …

Overlord Mandark, unlike his past selves, is depicted as a morbidly obese man who is unable to walk, having to rely on a grappling hook and later a bulldozer to help him move around.

Mandark (real name Susan Astronomanov) is the overall main villain in Dexter's Laboratory. He is Dexter's rival and later arch-nemesis who often seeks to destroy both Dexter and his lab to prove …

Susan "Mandark" Astronomonov is the main antagonist of the 1996-2003 Cartoon Network animated television series Dexter's Laboratory and the 1999 television film Dexter's Laboratory: Ego Trip. He is …

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 …

A Mandark Cartoon is the second segment of the sixth episode in season 3 of Dexter’s Laboratory. It first aired on February 22, 2002. In this episode, Mandark hatches another scheme to get rid of …

Mandark is the main antagonist of Dexter's Laboratory and the former archenemy of Dexter and current archenemy and former best friend of Nergal. He was born in the peaceful land of Flowertopia where …

Susan "Mandark" Astronomonov is the main antagonist of the Cartoon Network animated television series Dexter's Laboratory and the 1999 television film Dexter's Laboratory: Ego Trip. He is an …