Goldy Marg is a fictional character from the anime series Yuusha-Ou GaoGaiGar. He is a support mecha for the protagonist, GaoGaiGar, and is known for his signature move, the "Goldion Hammer," which is used to neutralize powerful enemies. Goldy Marg transforms into a giant hammer that GaoGaiGar wields in battle. He plays a crucial role in the series by providing the necessary firepower and support needed for the protagonist to defeat formidable foes. His loyalty and strength make him an indispensable ally in the fight against the Zonderians.