Tower Defense is a strategy game where the player's goal is to protect their territories and the main tower from enemy attacks. To do this, the player builds defensive structures along the attack trajectory, the strength of which depends on the cost of energy that the player receives for defeating enemy equipment. tower defense,strategy game,puzzle game,android game,arcade game,defensive structures,resource management,enemy attacks,tower upgrade,level strategy,gameplay,challenging levels,tactical gameplay,puzzle and strategy,android,arcade,strategy