Nothingness: So, you're one move away from checkmate, and you double the stakes. Your opponent resigns instead of accepting the double. Didn't really change the outcome, did it?
(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)