Save the planet Tyrian from alien attacks in this deep space tower defense game. Build your best stronghold defense to withstand multiple waves if you can.
Defend your land from invading enemy troops. Build defensive towers along the road strategically choosing which type of tower to build, upgrade them in time and always be one step ahead of the enemies.
Protect skyscraper tower with 20 weapons slot from hundreds of enemy waves! There are four game modes in this game: campaign, survival, time trial and killing mode.
