The game "Pension Mutter" was included in Spielbox 1/90 as part of the "Spiel im Heft/Game in the zine" series. The board depicts a hotel lobby showing the reception desk and the key cabinet. The game can be played with a 32-card Skat deck or with 32 self made cards: 11 hotel key cards, 11 guests, 8 move cards, 1 concierge and 1 guest book card. Object of the game is to find the correct (hidden) keys for the 11 guests that will enter the lobby during the game. The concierge (Jack of Hearts) acts as steering element for the keys. The guests will appear randomly from the 19 card deck containing the move and guest cards. Winner is the player who has collected the highest number or guest/key pairs.