Sandoz: You can also go there by clicking on 'Achievements' behind your name (where it says how many you have), go to 'games' then 'espionage'. Then you'll see at once which ones you already have and what you have to do for the others.
(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)