Take advantage of our Christmas Special. Book online using promotion code "Christmas10" (without quotes) to get $10 off The Secret Library or Rock Creek Mercantile when you buy at least two tickets, or when reserving a full game for up to 8 people. You must enter promotion code before choosing your booking time. Payment due at time of reservation. Offer valid for any game that takes place December 17 through December 31, 2018.