Recently (16 Jan 2014 ) this free to play game has been released for Linux on Steam.
Estranged tells the story of a lone fisherman, whose ship is stranded on a mysterious island during a violent storm.
Explore the rich environments and meet the curious inhabitants of the island as you find a way back to the mainland.
Estranged: Act I is an action adventure game featuring horror elements.
The game features both puzzles and combat, as you try to make your way across to another part of the island. Estranged runs on the Source Engine with a few graphical extras.