King-war is that game and now i am playing.
King-war is a free multiplayer online strategy game that situated in the continent of Carlos, a continent where five races dominate: Human, Undead, Elven, Beast and Monster. As you register you will be a monarch, who controls a kingdom with one castle, coexists with other players in Carlos. You should upgrade technologies, build structures and recruit armies with resources. You also should fight for more territories and resources by hunting, by adventuring, by attacking a castle, town or village. The game is available for web and client that both of the requirements for your computer configuration is low. You can play this game in IE/Firefox/Safari in anywhere at any time. We also provide the client with high quality graphics and sound tracks to play, which supports windows 2000/XP/VISTA.
http://www.king-war.com 
I hope you will like it here.
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