Among Shooter Online is an enjoyable arena, but it is also extremely difficult to survive. Each character is unique, as are their firearms. The objective is to safeguard your own life and progress through the game's levels.
Collect shields and improve your health to extend your life. You can then collect guns that deal a lot of damage.
Take note of the map in each room to devise a reasonable attack and defense strategy. Don't forget to use your melee weapon when your adversary approaches