Episode 9: “Ruler of the Walls”
- 9 of 12
- September 17, 2018
- 23 min
- Aired
| Series | Attack on Titan Season 3 |
|---|---|
| Episode | 9 of 12 |
| Original air date | September 17, 2018 |
| Episode length | 23 min |
| Studio | Wit Studio |
| Previous episode | Episode 8: “Outside the Walls of Orvud District” |
| Next episode | Episode 10: “Friends” |
| Streaming | Crunchyroll, Netflix, Hulu |
“Ruler of the Walls” is episode 9 of the anime Attack on Titan Season 3. It first aired on September 17, 2018.
Summary
The summary below describes what happens in this episode.
The Scouts respond to an approaching monstrosity that threatens to destroy everything in its path. In a desperate attempt to stop it, they turn to unconventional tactics instead of relying on ordinary methods.
Music in this episode
- ED 1“Akatsuki no Chinkonka” — Linked HorizonAnimeThemes
Where to watch
Streaming services that list Attack on Titan Season 3. What you can watch depends on your country. Acino does not host any video; each link leads to the service's own page.
Episode guide
All 12 episodes → · 5 of 12 episodes have a summary
About the series
Following the recovery of Eren Yeager and Krista Lenz, the Survey Corps face a threat from within the walls as well as the continuing danger posed by Titans. The story shifts toward political conflict and the search for answers about the walls, while Levi’s past becomes relevant to the squad’s struggle for safety.
Read the article →References
- “Attack on Titan Season 3”. Kitsu. Retrieved October 22, 2026.
- “Shingeki no Kyojin Season 3”. MyAnimeList. Retrieved October 27, 2026.
- “Attack on Titan Season 3”. AnimeThemes. Retrieved October 23, 2026.
Episode titles and air dates come from Kitsu. The summary is written by Acino with AI assistance and checked so that it does not copy other sites.