Square Enix has its own round of sales for the Holidays, specifically for the mobile market. In addition to their games being on sale through your favorite desktop digital etailer, Square Enix has a sale going on through places like the Apple App Store, Google Play, and the Amazon Appstore.
December 15 - January 7

December 21 - January 2

December 21 - January 7

December 26 - January 3