Cover Shoot - Gun Games 3D is an FPS shooting game where you can choose to play in either single-player or multiplayer mode. In the single-player mode, you will have to complete various missions while fighting against terrorists. These missions include: stopping the terrorists from getting to the bank, protecting the civilians from the terrorists, and defeating the terrorist leader.

While you are playing the game, you will be able to upgrade your weapons, armor, and other equipment to help you get stronger. You will also be able to use the various items that you find in the game, such as: grenades, guns, and other weapons. You will have to use these items to help you in your mission.