Defend Earth across six sectors: a 30-stage campaign with six named bosses, plus Classic, Survival, Boss Rush and Daily modes. Choose one of five ships with its own special ability, spend run credits on 16 armory upgrades, collect 8 power-up types and chain combos for score multipliers up to x5.
Clear each stage before the fleet reaches your row. Shoot the bonus saucer for points and a guaranteed power-up. Rack up kills to charge your ship's special.
Part of the »SynthelicZ« Desktop.
Space Invaders - Free Online Arcade Shooter with Campaign, Bosses and Upgrades
Defend Earth across six sectors in a 30-stage campaign or four arcade modes, with six named bosses, five ships with special abilities, eight power-up types, sixteen armory upgrades and combo scoring up to x5 in this free HTML5 browser game.
Features
5 game modes: Campaign, Classic, Survival, Boss Rush and Daily
30-stage campaign across six sectors with up to 90 stars and stage unlocks
Six named bosses with cycling attack patterns and an enrage phase below half health
Five ships with unique stats and special abilities: Overdrive, Railgun, Barrier, Phase and Nova
16 permanent armory upgrades across five tech-tree branches