Etrian Odyssey III: The Drowned City​ (世界樹の迷宮III 星海の来訪者, Sekaiju no Meikyū Surī Seikai no Raihōsha, lit. "Labyrinth of Yggdrasill III: Visitor from Star Ocean") is a 3D dungeon crawler role-playing video game by Atlus for the Nintendo DS. The title was released in Japan on April 1, 2010 and in North America on September 21, 2010. The Etrian Odyssey series is well known for its old-school style and difficult adventures. Players play the role of a guild leader, adventuring into the labyrinth to fulfill quests. Source: Wikipedia, "Etrian Odyssey III: The Drowned City," available under the CC-BY-SA License.