City Siege 4 : Alien Siege
The theatre of operations has now moved to an alien planet in City Siege 4, the final chapter of the shooter game series. Save your compatriots in this hostile world and wipe out all of the creatures trying to kill you across the game’s 20 levels. Put together a comprehensive and varied army to survive, deploy your troops on the ground and wage war against the aliens. Recruit snipers, flame-thrower specialists, buggies and even huge robots with excessive firepower.