Emperor Mateus, also known as the Emperor of Palamecia (in Japanese: パラメキア皇帝, Paramekia Kōtei) is the primary antagonist and final boss of Final Fantasy II. He is the ruler of Palamecia who aims to conquer the world through demonic forces. Though known simply as the Emperor in Final Fantasy II, he is named Mateus (マティウス, Matiusu) in the game's Japan-exclusive novelization: "Final Fantasy II Nightmare's Labyrinth" (in Japanese: ファイナルファンタジーII 夢魔の迷宮, Fainaru Fantajī Tsū Muma no Meikyū) by Kenji Terada.