Alien Usurpers is a top down shooter with classic gameplay. At the research space station where teleportation technologies are being studied, one day alien creatures with evil intentions began to appear through these same teleports.

You, as one of the members of the station's security service, will have to repel the Alien Usurpers attack. Take control of one of 3 characters with their own characteristics. In the difficult task of fighting enemies, you will have 11 types of different weapons, each with its own characteristics.

Alien Usurpers has 2 game modes waiting for you. Adventure mode in which you need to go through more than 60 levels. Survival Mode in which you have to survive as long as you can by repelling attacks from enemies.

Someone needs to fix the Alien Usurpers problem, can you handle it?