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.
In the Moves List for the Line-type games it would be interesting if moves that force the opponent's next move could be indicated with a * or something; it's very much like a check in Chess or hitting a blot in Backgammon.