pgt: I think your initial post mentioned the wrong player, so might confuse people if it were still visible. I think you posted the name of the opponent in those 15 games you mentioned.
(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)