As a PvP FPS shooter, Rules of Battle lets you build a strong army of your own. In addition to the regular guns, you'll be able to craft new weapons and other items. From pistols to sniper rifles and shotguns, you'll be able to make the battlefield your own. You can even combine the guns to create an even more powerful weapon.

This is a simple, fun, and casual FPS game. It doesn't require the player to be a pro in online PvP games. Even if you're not familiar with them, you can still easily get into the action. In fact, it's the best survival FPS game for your mobile device.