Orbital Defense Pod  
Cost: 12
Maint: 0
Effect: Missile Defense
Each undeployed Orbital Defense Pod has a 50% chance to prevent a Planet Buster, Fungal, or Tectonic attack against any of your bases. Defense Pods may only deploy once per turn; when no undeployed Pods remain, a Planet Buster can only be stopped by sacrificing one of the already-deployed Pods.
 
Requires:
  Self-Aware Machines