Ultraman Shadow is an anti-Ultraman Zearth robot made by Lady Benzene. Unlike Zearth, he was black and yellow. He had evil red eyes, pointed ears and head fin. He used his full power against Zearth, but was destroyed in battle by Zearth. A devastatingly powerful android Ultraman created by Lady Benzene and programmed with a massive amount of martial arts knowledge, Ultraman Shadow’s first mission was to attack Zearth in Antarctica.
Source : Wikipedia.