FOR ARROW MODE the objective is to simply stop the surrounding viruses from reaching the center, use the arrow keys to control the arrow and stop the viruses before they can reach their target FOR ARCHER MODE the objective is to simply stop the viruses from reaching the bottom of the screen, you can point using the mouse pointer, and use left click or space to launch arrows VIRUS TAG using the shield keep the inner dot protected, the arrow keys control the shield, if the inner dot is protected it will turn blue