Starbase Defender Starbase Defender is an intense game based on a simple concept: defend your starbase from waves of nasty aliens who want to steal your precious gate cores. Evoking old-school shooters of yesteryear, ... Cost: $20 Buy full version       Trial version       Publisher: Bigger Planet     Descriptions Starbase Defender: Starbase Defender is an intense game based on a simple concept: defend your starbase from waves of nasty aliens who want to steal your precious gate cores. Evoking old-school shooters of yesteryear, Starbase Defender is sure to have you rotting your brain as you mindlessly blast the baddies. Defeat all 70 unique waves and save the universe!