X-COM - X-COM is a Science-Fiction, Turn-base Tactics, Strategy and Single-player video game series developed by Mythos Games and published by MicroPose.
Alien Shooter 2: Reloaded - Alien Shooter 2: Reloaded combines the elements of Role-playing, Top-down, Action, and Shooter.
Xenonauts - Xenonauts attracts greatly on the sci-fi universe of the original X-COM to make a very familiar turn based tactical adventure.
Alien Shooter - Alien Shooter is an Engaging, Action, Isometric, Role-playing, Top-down, and Single-player Shooter video game created and published by Sigma Team Inc.
Silent Storm - Silent Storm is a Turn-base Tactics, Sci-fi, Role-playing, Strategy, and Single-player video game developed Nival and published by THQ Nordic.
Alien Swarm - Alien Swarm is a F2P, Co-op, Alien, Top-down Shooter, Single and Multiplayer video game developed and published by Valve Corporation.