The Dark Science Empire Deathdark is a secret society of Dark Scientists who have manipulated world events from the shadows since the discovery of iron in ancient Turkey. United under the leadership of Fuehrer Taboo, they utilize advanced, malevolent technology to reshape civilization according to their own dark designs.

Operating from the mobile fortress Deathtopia, Deathdark creates synthetic beasts, giant robot Kongs, and destructive weapons in its campaign against the Future Science Laboratory and Goggle-V.

The mysterious leader of Deathdark. Fuehrer Taboo is a one-eyed "super gene" created through genetic engineering and concealed behind a translucent wall for most of the conflict.

From the shadows, he commands the Dark Scientists, manipulates the empire's strategy, and oversees the escalation of Deathdark's war against Goggle-V. He finally emerges in a giant-sized form for the final confrontation.

A Pharaoh-like high commander resurrected by Fuehrer Taboo to lead the empire after the failures of Deathdark's early operations. His arrival marks a harsher and more ruthless phase in the conflict.

Deathmark quickly restructures Deathdark's command hierarchy, executing Doctors Zazoriya and Igaana and pushing the empire toward more dangerous Super Synthetic Beast operations.
Episodes 15-50

A formidable field commander clad in black and one of Deathdark's most dangerous warriors. General Deathgiller is an expert swordsman who commands Deathdark's battlefield operations with strict military discipline.

In the final phase of the war, he personally pilots Bear Kong, the last of the empire's giant Kong machines, making him a direct combat threat to Goggle Robo.

The twin handmaidens of Grand Marshal Deathmark. These faceless warriors wear purple and blue tights and serve as loyal attendants, spies, and support agents within Deathdark's command structure.

They possess the ability to assume human disguises, allowing them to infiltrate society and assist Deathdark operations from behind the scenes.

A scorpion-themed Dark Scientist who specializes in building robots with mechanical motifs. She is one of Deathdark's original monster creators and is locked in a bitter rivalry with Dr. Igaana.

After repeated failures against Goggle-V, Zazoriya is executed by Grand Marshal Deathmark as part of his brutal restructuring of the empire.
Episodes 1-15

An iguana-themed Dark Scientist who designs beast-motif robots and synthetic creatures for Deathdark. Like Dr. Zazoriya, he is part of the empire's early scientific command.

His rivalry with Zazoriya reflects Deathdark's unstable internal politics, where scientific ambition and personal pride often undermine coordination. He is eventually put to death by Grand Marshal Deathmark.
Episodes 1-15

The android foot soldiers of Deathdark. Their name comes from "madara," meaning spotted, referring to their camouflage-colored tights.

Madaramen are deployed in large numbers to support synthetic beasts, defend Deathdark facilities, and overwhelm Goggle-V during field operations.

Deathdark's mobile fortress and primary base of operations. This castle-shaped stronghold usually remains submerged underwater, concealing the empire's activities from the surface world.

Deathtopia is also capable of flight and serves as a launch platform for Deathdark's giant robots, deploying them directly from its gates during major attacks.