We need to place our defenses now.
Shuttle Siege Steam CD Key Platform: Steam Release Date: 30/12/16 Product Description We are under attack. Shuttle Siege Steam CD Key It distinguishes itself from classic Tower Defenses in that you can design a path for the invaders using your buildings, an aspect that ve.An unidentified alien mechanical species has breached the hull and is entering the shuttle. Shuttle Siege is a sci-fi Tower Defense game in which you defend your space shuttle from the invasion of metallic creatures.