Watch Knights of Sidonia Episode 4 “Sacrifices” online free in HD on Anime4Soul. This episode first aired on May 2, 2014. It is episode 4 of 12. Use the SUB / DUB switch above the player for English subtitles or the English dub, and the language menu for French and Portuguese.

Previous: Knights of Sidonia Episode 3. Next: Knights of Sidonia Episode 5. See all 12 episodes, characters and voice actors on the Knights of Sidonia page.