The English-dubbed first episode of Attack on Titan: The Final Season, " The Other Side of the Sea ," centers on the nation of Marley as they fight the Mid-East Allied Forces and introduce new Eldian Warrior candidates. The episode showcases a massive, four-year war battle, highlighting the changing role of titans against advanced military technology, and concludes with a victory for the Marleyan forces. You can stream the full episode on Crunchyroll. The Other Side of the Sea | Attack on Titan Wiki | Fandom