Defend your space base from waves of enemies through air, ground, and air assaults. Depending on the commander's command, the base can be defended, but it can also be captured. Protect your space base from invading enemies using various strategies and insights. [Game operation and method] - This is a game where you win by building a turret tower and defeating all enemies before you run out of lives. - After selecting an empty space, you can select a basic turret within the limits of the goods you have. - You can secure new space by selecting an obstacle and destroying it with a turret within range. - You cannot attack enemy units while the obstacle is being destroyed, so if you cancel the attack by pressing the obstacle again, you can aim and attack the enemy unit. - If an enemy unit infiltrates your base and loses all given lives, the mission will fail. [Introduction to the basic tower] - Laser Turret: Basic turret with excellent rate of fire - Plasma Turret: A turret t...