sauerbraten - Free First Person Shooter Game
sauerbraten is a free first person shooter game. This is redesign of famous Cube FPS game.
sudo apt-get -y install sauerbraten
sauerbraten seems to have lower fps with nivida cards, you can speed up the game by passing the option -f to the executable. This effectively disables shaders and makes the game responsive. If you have any problem or trick you want to share comment to this post.