Ougon Senshi Gold Lightan

A boy named Hiro discovers a damaged lighter in a deserted field, which is actually a robot from the Robot Dimension called Gold Lightan. When Earth faces threats from Ivalda the Great and his robotic forces, Gold Lightan transforms into a large super robot known as the Golden Warrior. Hiro and his group, the One Pack Rangers, team up with Gold Lightan to defend the planet against Ivalda's attacks and his armored army.