Major Development Update - December 2020 news - Desolation mod for Portal 2 Set many years after Portal 2, 'Desolation' tells the story of a cybernetically-enhanced test subject named Diana Mendez. After sustaining injuries, Diana is fitted with Aperture’s BRACE cybernetic system, featuring a suite of robotic upgrades including an integrated Portal Device. When a relentless threat emerges, she must embark on a perilous journey that will see her uncover Aperture’s mysterious past... and maybe even face her own. ReportRSS Major Development Update - December 2020 Happy Holidays! Over the weekend, the Desolation team released our first gameplay video, a soundtrack mini-album, and a reveal of the mod’s main character! Read on to find out more in this major development update.