Defend your power cores against relentless alien hordes with a massive variety of upgradeable towers.
Check out the new community updates featuring modes like "Shredder" and "Frozen Core" for even more replayability. Defense Grid: The Awakening Free Download
System Requirements * Supported OS: Windows XP, Vista. * Processor: 1.8GHz CPU or higher. * Memory: 512 MB RAM. * Hard disk space: Defense Grid: The Awakening - Download Defend your power cores against relentless alien hordes