Defend your base from massive waves of hostile alien creatures that multiply relentlessly on-screen. Build towers suited to different threats and upgrade them through unique paths to hold the line. Activate abilities at key moments and pick from randomized upgrade sets each phase, balancing your gains against the aliens' growing powers for tactical edge.
Campaign mode follows your resource-strapped flight through a hostile galaxy across tailored maps with light story elements. Skirmish mode lets you tweak maps, enemy types, upgrade speeds, and difficulty to fit your style. Strategy fans who crave adaptive tower defense with swarm-scale battles and decision-driven chaos will find their match.
Hundreds of enemies on-screen - Defend against an ever-increasing swarm of hostile alien creatures. Hundreds upon hundreds of visible enemies marching upon your base simultaneously.
Build and upgrade towers - Choose from an assortment of towers to build that fulfill the needs of various situations. Upgrade those towers in different and unique ways.
Learn and use abilities - Acquire varied types of abilities to create unique combinations and use at crucial times to turn the tide of the battlefield.
Randomized upgrades - Choose between three sets of upgrades every upgrade phase. Every set of upgrades consists of positive benefits for you as well as upgrades for the alien swarm. Use tactical decision-making to create wild combinations while adapting to evolving strengths of the alien menace.
Campaign mode - On the run in a hostile galaxy and low on resources, play through a non-invasive story on customized scenarios for each map.
Skirmish mode - Customize any map to match your own desired specifications. From which enemies are present to speed of upgrades, difficulty can be fine tuned to how you want it.
