Star Iron: Mecha Characters Are Not Just Good-Looking

[Honkai Star Railroad] [Don't worry about the heroine issue, because I don't understand it either] [Estimated works: Mobile Suit Gundam series + Space Knight Blade + Mazinger Z + Getter Robot] This is the story of a boy's transformation into a hero. Under the guidance of the Soul of Steel, the boy bravely moved forward in an unknown direction. At the end of the universe, they roar, they fight, they protect. This is an endless desperate holy war that will only end if one party completely collapses and falls!