Do you miss something on BrainKing.com and would you like to see it here? Post your request into this board! If there is a more specific board for the request, (i.e. game rule changes etc) then it should be posted and discussed on that specific board.
Fencer, how about a simple card game like gin/gin rumy to 500 points? http://www.pagat.com/rummy/ginrummy.html or http://www.netintellgames.com/ginrules.htm