Description : PC.DEfense Hacked - Towers and upgrades are free, using specials gives you money and unlimited lives. PC.DEfence is a strategy game with an exciting pixel art graphics combining classical tower defense gameplay with inconvenient story line. Evil viruses are coming out from usb stick to destroy your hardware. Protect the central processor using your savvy and upgradeable antivirus software at your disposal. - myhappygames.com.