Mystery Case Files Madame Fate $1.99 at Big Fish Games By w00py | November 5, 2011 0 Comment Mystery Case Files Week sale is still going on at Big Fish Games. Today’s deal is Mystery Case Files: Madame Fate for $1.99. Available for PC or Mac. It has a 4.5/5 star rating at Gamezebo. To get the deal you have to use the coupon code FBFATE at checkout. Deal ends at the end of the day on 11/6.