Tatus (タトゥス Tatousu) is a non-playable character from TearRing Saga: Utna Heroes Saga. He is a duke from Reeve and a member of the royal family. He intends to become the king of Reeve and take Princess Maeve as his wife. He also claims that the Reevan nobles suffered because the soldiers were worthless. When Runan openly opposes him, Tatus orders for him to be punished, but Eugen points out that all of Reeve's soldiers are sworn to Runan's cause. Ultimately, he is unable to carry out his marriage to Maeve due to Runan's efforts.