Contained in Brettspiel Adventskalender 2016 for Day 21 Contains 4 tiles Setup: Mix these tiles and choose 1 at random to use instead of the 4 point tile from Boomtown (Optionally, you may leave out one of the Boomtown offices and use 2 more of these tiles instead Gameplay: Immediately collect the pictured resource. You may use that resource this turn or place into any bin on your supply track (and score points according to the general rules)