it is a first person shooter game where the entire scene is made out of spheres, including the weapons and monsters, and has been in development since 2001 (see <a href="http://www.virtualray.ru/eng/news.html)Videos">http://www.virtualray.ru/eng/news.html)Videos</a> of AntiPlanet: <a href="http://www.youtube.com/watch?v=1eqWtzC0Jbo">http://www.youtube.com/watch?v=1eqWtzC0Jbo</a> AntiPlanet2 - indie game with real time ray tracing 3D engine which only does spheres.