Roos Tarpals was a Gungan male who served in the Gungan Grand Army during the Invasion of Naboo and the Clone Wars. Prior to the Invasion of Naboo, he served as captain of a patrol in Otoh Gunga. After the Battle of Naboo, Tarpals was promoted to general. During the Clone Wars, he sacrificed himself to protect Naboo from being conquered by General Grievous.