Discover the epic sci-fi mecha anime Knights of Sidonia. Immerse yourself in the dystopian future of Sidonia no Kishi, where humanity fights for survival. Experience the acclaimed シドニアの騎士 manga and its thrilling space opera adaptations. Explore Tsutomu Nihei's world, often searched as Knights of Cydonia, for an action-packed adventure. Alternative search keywords: Cydonia no Kishi, Knights of Sidonia anime, Sidonia manga, mecha series.