Kikou Kai Galient  

Galient, Panzer World Galient, 機甲界ガリアン, Kikoukai Garian

In a distant land known as Arst, Prince Jordy Volder embarks on a quest to thwart the aspirations of conqueror Marder. To aid him in this battle, Jordy enlists the help of Galient, a legendary giant robot that has been preserved underground for millennia. With an army of advanced panzer robots at his disposal, Marder is systematically taking over Arst as part of his ultimate goal to rule the Crescent Galaxy.