One Solder and Artillery description

You are the commander of artillery and you are trying to calculate the path of a projectile to hit its target. Defeating enemies will bring you the glory of your dream. Survive a few waves of enemies. Your artillery will each win if you'll properly manage artillery.
If Artillery damage you will have to fix it and go back to the battle!
Features:
1. Great graphics
2. Excellent Simulator
3. Free access