砲擊防線：融合守衛(Shooting Cannon: Merge Defense)

射擊加農炮合併防禦是一款有趣的免費線上遊戲，專為男孩設計。玩家需要收集各種類型的炮臺部署，相同的炮臺可以進行合成。三個相同的炮臺可以合成為一個更高級的炮臺，關卡中會不斷出現各種敵人，玩家需要使用炮臺射擊並摧毀它們。玩得開心！

Shooting Cannon Merge Defense is an interesting free online game designed for boys. Players need to collect various types of battery deployments, and the same battery can be synthesized. Three identical ones are synthesized into a more advanced one, and various enemies will appear constantly in the checkpoint, and players need to use the battery to shoot and destroy them. Have fun!