Take command on the alien homeworld in this sci-fi tower defense game. Deploy over 20 turrets, orbital ship weapons, automated drones, and abilities to repel waves of enemies. Switch to power armor for close-range attacks that bolster your defenses, while customizing weapon loadouts in the Armory to fit each mission.
A commander unit levels up and unlocks new powers through an epic 20-level campaign, endless modes on all maps, and a classic skill-based mode for score competition. New content expands the roster with fresh commanders, enemies, weapons, and a campaign. Steam Achievements track your progress. Strategy fans who crave deep customization and hybrid defense-action gameplay will find plenty to master.
The biggest installment of the award winning Sentinel sci-fi tower defense series now on PC!
Take the fight to the alien homeworld and unleash a massive arsenal of weaponry. Get up close and personal on the battlefield in your power armor to execute devastating attacks and support your defenses!
* An epic campaign across 20 levels.
* A powerful commander unit which can level up and gain new abilities as you play.
* Over 20 unlockable turrets, orbital ship weapons, automated drones and abilities at your disposal.
* Customize your weapon loadout in the Armory to match the demands of the mission.
* NEW: Includes new content featuring new commander, enemies, campaign, weapons and more!
* Endless modes for all maps.
* NEW: Steam Achievements
* Classic mode allows you to compete for scores in a pure skill-based game mode.
* Exclusive music by Specimen A.
