Gobnu

Gobunyu is a robot that appears in Ultraman Tiga as Gobunyu Vaha, Giga and Ogma. He later appears as the much larger Gobunyu Giga, which traps tiga underwater and activates its self destruct ability. Later, on a strange metal planet, GUTS and Ultraman Tiga find Gobunyu Ogma. They destroy Ogma and the metal planet-like object