Gaming on Linux is now possible with Steam. They maintain a database of Linux compatible games at SteamOS & Linux Products on Steam

To install Steam on Ubuntu 16.04 64bit

  1. Download the latest client from Steam
  2. Open the Terminal application and go to the Downloads folder
  3. Run the command sudo dpkg -i steam_latest.deb
  4. Run the command sudo ap-get install -f to install the dependencies for curl and python-apt which the Steam Launcher requires
  5. Steam will then be added to the Games Sub Menu. Accept the license as usual
  6. Steam will need to install more libraries and will prompt for your password.