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.
Puckish: Easy. 13 players. First round, 3 players get byes. The remaining 10 play 5 games, giving 5 winners. Second round has the 3 players with byes, and the 5 winners, giving us 8 players, 4 matches, 4 winners. Third round, 4 winners from round 2, 2 matches, 2 winners. Fourth and final round has the two winners from the third round battling it out.