not 5-10 players... you have to play a series of 5-10 ponds. but it has to be the same people in each of the ponds. There can be no people in those ponds that do not enter all of them.
(hide) If you want to play a game with an opponent of a similar level, you can define a required BKR range for a new game invitation. Then nobody with a BKR outside this range will be able to see/accept it. (Katechka) (show all tips)