Only paying members with Brain Rook or higher membership level can create any number of tournaments with various parameters to set - one or more game types (including a random game selection), time control, accessibility (public or private), tournament type (round robin, single elimination, ...), optional prize for the winner, etc.
(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)