Popularity：1091

Date added：DEC 07,2012

Tags： Bomb, Action, Shooting, Defense,

Description：You're under attack by aliens! Kill them with cannons, lasers, and more while upgrading your base so you can survive the onslaught. Your base will automatically recharge its shield and produce money over time. Upgrade your base to increase your money production, shield regeneration, and the maximum ammunition for your weapons. Build weapon facilities to unlock new weapons and purchase defense towers that will attack aliens. Use your mouseto select weapons, click to shoot.

Instructions：