Tserver Tserver Oserver Episode 12 _Trailer Episode 1 Episode 2 Episode 3 Episode 4 Episode 5 Episode 6 Episode 7 Episode 8 Episode 9 Episode 10 Episode 11 Episode 12 Episode 13 Episode 14 Episode 15 Episode 16 Episode 17 Episode 18 Episode 19 Episode 20 Episode 21 Episode 22 Watch Attack on Titan Season 3 - Episode 12 Online Aired: Jul 23, 2018 to Jul 1, 2019 TV - (Finished Airing)