Mr. Bullet 3D is a free, online, first person shooter. The object of the game is to sneak onto the base of your enemies and shoot them without them seeing you. The game using a drag to aim graphic. Part of the challenge is that you cannot always shoot the bad guys directly. During these moments, you must attempt to use maneuvering tactics and make use of any objects around you to kill the enemy. Objects include bricks, boxes, and things of the like. There is little to no blood. This game is friendly for some children.