Archduke Gorgon

Archduke Gorgon (ゴーゴン大公) is one of the primary villains of the film Gamera vs. The Great General of Darkness.

It is revealed later on that he was once Mikoto Otonashi (音無 未事), the missing older brother of Miki Otonashi having turned to the shadows and joined the Mycenae Empire, serving the Great General of Darkness.

Appearance
Archduke Gorgon has a green skinned human-like torso with red hair clothed in black armor and a cape attached to the lower back of a tiger.

Kaiju of Steel Kabugata
While he doesn't appear at all in Kaiju of Steel Kabugata, he is mentioned frequently throughout the movie, especially when Miki Otonashi is desperately looking for him, already halfway across Japan.

Abilities
As a captain within the armies of the Mycenae Empire, Archduke Gorgon has command over their mechanical soldiers, shown when he takes control of the Mycenae golems used by Lee Mayfeng. In battle, he uses a spear as his weapon and the tiger half of his body to attack enemies.