【實用遊戲app】Alien Defense Zone|最夯免費app-gigacircle

THE INVASION IS UNDER WAYEarth is under attack and it's up to you to stop the alien invasion. Take control of the defense zone and destroy the invading army one ship at a time. Be careful though, the enemy fleet is full of advanced fighters and the grid's energy source is very limited. Do you have the skills and the strategic mind to stop the inevitable?MASTER THE GRIDIn order to preserve the grid's power source you have to connect the nodes manually to activate the laser systems. Precision and timing is of highest importance. One direct hit is enough to destroy the enemies so try to only activate the lasers when needed.CLIMB THE RANKSGain experience for every destroyed enemy and climb the ranks to unlock new upgrades. Upload your highscore to Game Center and compete against the world.FEATURES- 60 FPS action- Retina graphics- Innovative multi-touch controls- Ranking system with unlockable upgrades- Adjusting difficulty level- LeaderboardsPowered by SparrowFollow on Twitter: @SladanTrajkovic