The anime adaptation of Rusted Armors, a multimedia project that first started with a stage play and a manga adaptation. The project focuses on the relationship between the gun-toting Magoichi — who is the leader of the Saika Ikki mercenary group — and the Sengoku era warlord Oda Nobunaga. The anime adaptation of Rusted Armors, a multimedia project that first started with a stage play and a manga adaptation. The project focuses on the relationship between the gun-toting Magoichi — who is the leader of the Saika Ikki mercenary group — and the Sengoku era warlord Oda Nobunaga.