Gaars live in the corrosive sulfide fields. Colossal but mostly harmless, these communal creatures filter and consume toxins and microbes suspended in the poisonous atmosphere. Inconveniently, Commonwealth mining and refining missions are often interrupted by the seismic events caused by Gaar herds. Therefore, Yolonaut leadership recommends the deployment of Android teams to corral Gaars away from operations. Extreme caution must be taken to avoid Gaar.