Subway Clash 3D: Cool 3D game taking place underground. Find the enemy in the subway and dispose of him. Become the best player of all. It will be difficult because you'll have to face many enemies. Take guns, rocket launchers and fight as best you can. Make sure your opponent has no chance of winning and only you become the greatest fighter of all.
Also, you should play the shooting games in the series: Strike Force Heroes 2 and Strike Force Heroes 3.