Gingka Hagane (鋼 銀河, Hagane Ginga) is the primary protagonist of the Metal Saga. Gingka Hagane holds the title as the "No. 1 Blader in the World" and is a Blader of the Four Seasons, representing the season of Autumn. Gingka is known worldwide for saving the world on three occasions- Ending Lightning L-Drago 100HF's dark power corruption of Ryuga and the Dark Nebula Organization during the final battle of the Battle Bladers tournament, destroying the Spiral Core powered by Faust and his Twisted Tempo 145WD in Hades City, and most recently, vanquishing the God of Destruction, Nemesis after its rebirth and as a result, saved mankind for the greater good. He even became a mentor to his biggest fan and Blader of Fire, Zyro Kurogane in Shogun Steel.