Green Man Gaming offers downloads of Saints Row: The Third Full Package for Windows for $12.49. Coupon code "GMG30-DPLIM-DN831" drops it to $8.75. That's $4 under our mention from two weeks ago and the lowest price we've seen for this game. (It's also a current low by $6.) Coupon expires January 3 at 7 pm ET.
Update: Through 5 pm ET, Steam offers the same bundle for $7.49.