This week, Microsoft is hosting a weekly Deals with Gold sale alongside Shocktober and Watch Dogs: Legion sales. You can get a lot of 2K and Ubisoft titles for substantially less.
Shocktober RSS
If you're too scared to go out this Haloween, Xbox just gave you several reasons to stay in, with several games on the platform getting up to 80% discounts including Resident Evil and Dead Rising.