Knights of Sidonia
A visually striking mecha anime set in a post-apocalyptic space colony under existential threat, balancing intimate character development with large-scale military sci-fi spectacle.
An alien race called Gauna has destroyed Earth. leaving humanity struggling to survive aboard the spaceship Sidonia. Even though it’s been a century since the last encounter with the Gauna, military service is mandatory. For Nagate Tanikaze, whose grandfather secretly hid him in the forgotten bowels of Sidonia, it’s a strange new world as he’s forced to come to the surface. Yet his recruitment comes just in time, for the Gauna have suddenly reappeared.
Where to watch
- StreamCrunchyroll
Questions people ask
Is Knights of Sidonia violent? Yes, very. More violent than 92% of series.
Is Knights of Sidonia scary? Yes. More frightening than 87% of series.
Is Knights of Sidonia sad? Somewhat. More sad than 72% of series.
Is Knights of Sidonia easy watching? Not especially. Less comforting than 70% of series.
Does Knights of Sidonia leave you hopeful? Not especially. Less hopeful than 63% of series.
These describe how the series comes across across its whole run, compared with other well-known series. They are not a content list — nothing here was counted or checked episode by episode, so for age-suitability or specific content use a classification board or a dedicated content-warning service.
Written about
- The Opposite of HBOFinding
Cinnamon Score
How much this series gives you that nothing else will, and whether it delivers.
You have seen this shape before.
How unlike any other series this one feels
How much more it delivers than it promises
How much audiences actually like it
Ensemble
Everything like Knights of Sidonia, and what each one shares →
Like Knights of Sidonia
Nearest across the full emotional profile.
Same Mood as Knights of Sidonia
Nearest on what's most distinctive about this one.
Like Knights of Sidonia, But Darker
Similar, pushed toward heavier and more intense.
Like Knights of Sidonia, But Lighter
Similar, pushed toward warmer and easier.
Like Knights of Sidonia, But Less Popular
Same territory, far fewer people have seen it.
