Astria is a completely free puzzle platformer inspired by the Portal series and is developped by one person only. Enter the doomed world of Astria, a land destroyed by Cataclysm where all living things are dying. Play as Gwen, an Astrian willing to make his last move before everything ends. Enter the Cave, go through each Floor until you make your way to the Heart of Astria. Features : Single-Player adventure. 4 to 12 hours of gameplay. Full Gamepad support. Multiple ways to solve the puzzles. 29 Achievements to complete.