Lone Survivor is a post-apocalyptic survival horror game developed by indie developer Jasper Byrne and published by Superflat Games. It was originally released for PC in 2012, but later made its way onto the PlayStation 4 among other platforms. In this game, you play as a masked protagonist trying to navigate through a city ravaged by disease, all while managing your character's mental health, hunger, and sleep. The game is known for its 2D retro style graphics, atmospheric soundtrack, and psychological horror elements. It features multiple endings depending on the choices made by the player throughout the game.