This is not a game. It is a small demo of realistic 3D rendering in Scratch with baked raytraced lighting. There are ambient sounds too. TurboWarp or penguin mod (note you need to convert it into a pmp file to be able to use it in penguin mod) recommended for higher resolution and FPS: https://turbowarp.org/ WASD to move. Arrows or mouse (click and drag) to look around. 1,2,3,4,5,6,7 keys to choose resolution. P to toggle pointerlock (turbowarp extension only)