The listing, Artificial Defense - Steam Key has ended.
In a nutshell:
"It's a yummy cocktail out of a AC130-Top-Down Shooter, Tower Defense and RTS. It's surely different, but it works out!"
1 simple task:
Defend your Operation System (OS) against intruding creeps.
The execution might be a bit harder, though.
Features
A new genre (RTS + Tower Defense + Orbital Shooter)
21 Offense Weapons (From Flintlocks to Neutron Bombs and Nukes)
21 Defense Towers (From Pistol Sentry Towers to Railgun Installations)
7 Hardware- Levels (Evolve from Punch-Tape to Quantum A.I.)
49 Challenges on 7 different Servers
13 Music Tracks