Lost Outpost
From Inkipedia, the Splatoon wiki
Lost Outpost is a Salmon Run exclusive online multiplayer stage in Splatoon 2. It was made available at The Shoal with the release of Version 1.2.0 on August 23, 2017. It first appeared in the Salmon Run that took place from August 27, 2017 at Template:UTC to August 28, 2017 at Template:UTC.[1]