Description: Alien Outpost is a fast paced defense game with awesome shooter gameplay mechanics! Defend your base against wave after wave of alien attackers, and manage your assets wisely as you upgrade your defenses. Alien Outpost will have you on the edge of your seat!
Innovative "shooter" control scheme
7 creative and whacky alien enemies
Upgradable weapons, bases, special weapons, and more
Changing times of day
Source: The Developer Website.