A few days ago Microsoft announced a huge sale as a celebration for their upcoming E3 show. Major Nelson (Larry Hryb) finally listed all the games that would be available during the sale. If you wish to see the other deals during this massive Xbox sale, you can see them, here.
You can see the full list of Xbox One tiles on sale, all of which are already listed at their discount price (includes add-ons):
If you wish to see the Xbox 360 games currently in the E3 discounts, click here.
Source: Major Nelson