The fight for Earth has begun! Get ready for intense tactical combat in PvE and PvP. Choose a faction, build your base and recruit troops. Develop unique tactics to surprise and defeat your enemies in thrilling 3D battles. Fight for world domination and get the chance to earn some premium currency for free! Get your troops ready and join the war today! UFO Online: Fight for Earth is a tactical, turn-based Free-to-play Browser-Game in a Sci-Fi Scenario. Uses Unity 3D. Does not support Opera browser.

http://armorgames.com/play/16001/ufo-online