American City Sniper Shooter: Modern Warfare 3D is a real-time strategy game where you play as a military sniper shooter in the most immersive war environments. You are part of a special commando unit that is charged with the task of combatting terrorists in a city, where an evil mafia has started operating. You are given the mission of eliminating these terrorists and the boss that lead them. It is up to you to complete each level and reach the exit door. You have to use all the weapons in your arsenal to defeat the enemy. However, these missions won't be easy as you'll need to use your arsenal in unique ways.

American City Sniper Shooter: Modern Warfare 3D is an offline game that can be played in either single-player or multiplayer. You can choose to play the missions offline on your smartphone or tablet. You can also play online via WiFi if you don't have any internet connection.

You will need to rely on your own weapons. The gameplay consists of stealth missions where you need to use your rifle and sniper rifle. You will also need to use other weapons in your arsenal, including grenade launchers, shotguns, and rifles. You can unlock new weapons as you play each mission.

A wide variety of missions are available in each level. Each level is unique, so it will be a challenge to find the exit door. After each level, you will be given a new weapon that you can use in the next level.