Brettspiel Adventskalender 2016 is pretty much what the name says it is: A board game advent calendar for 2016 that contains 24 small expansions for 24 different games, from different publishers. The game rules for each item are included, but they will also be posted separately on the publisher's website on each day from December 1st to 24th.
Mysterium
Saboteur
Karuba
Broom Service
Arkwright
Istanbul - Khonnor
Camel Up
Cacao - Khonnor (maybe)
Panic Lab
Gold West
Crisis
Tallinn
King Of Tokyo
Portale von Molthar
Zooloretto
Hansa Teutonica
Robinson Crusoe
Arcadia Quest
Quadropolis
Bohemian Villages
Imhotep
Guilds Of London
Oracle Of Delphi - Khonnor (maybe)
West Of Africa