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.
It is not completely up to date, since it does not have things like Ponds, or the cloak feature on there, but does give a good idea of the different features.