Polarin the War Marshal was a male Geonosian who was one of the leaders of Geonosian invasion of the Manister Base on Tatooine around 3643 BBY. He possesed vital defense data about Geonosian activities in Junland region. Despite being legendary among Geonosians, he was killed by the Republic operatives when they answered a distress call from Cole Darba and his militiamen and attacked Geonosians at the Manister Base. He was an experienced warrior very proficient with an electrostaff.