Top browser based games - Sci-Fi List 4

Battle for Serios is an online strategy space game where you take up the role of a Galactic Emperor! Fight for Serios against thousands of players from around the world! This game is like no other......

In Planet War, players build massive ships to navigate the stars and > explore the Milky Way to learn of the ancient alien civilizations. > Players can explore alien technology and build allianc...