Sun Fortress Assault

You control a catapult to shoot through a city wall to destroy enemies in the city. If you kill 1 enemy, a new one will appear, with a maximum of 3 appearing at the same time. The terrain enemy area is divided into 3 steps and they will appear randomly in 3 steps. In addition, enemy troops also appear in random states: protect once, zoom out, zoom in, change position after each shot.
Use your hands to pull the force of the shot, the more enemies you kill, the more points you will get
If you miss, you will lose 1 heart, if you lose 3 hearts, you will lose. If you destroy an enemy with a heart symbol on its head, you will recover 1 heart.