Annihilate waves of aliens, build your base, improve your mercenary, do it all with a sound track bathed in rock. Extinction Alien Invasion is an arcade shooter with elements of RPG, inspired by games like: Shadowgrounds, Alien Breed and Alien Swarm.

Annihilate waves of aliens, build your base, improve your mercenary, do it all with a sound track bathed in rock. Extinction Alien Invasion is an arcade shooter with elements of RPG, inspired by games like: Shadowgrounds, Alien Breed and Alien Swarm.