Raklem - War on Earth is a simple arcade style shoting game with only one objective, kill as many enemies as you can to defend your life. While doing that you have the chance to collect points and other bonuses such as, better accuracy, faster reload, increased soldier speed or bullet speed and so on. It all depends on the way you play.
Other features include an Options menu for Graphics and extensive statistics including the number of times you have played the game and other timings.
You can also find a complete High Scores Top 10 which includes player stats, while you can upload your own score onto World Scores Top 100 which also includes all the game statistics plus player Rank and screenshot of his game.