Xbox Add-on Sale features Assassin’s Creed, Doom, and more August 10, 2021 by admin Tweet The Xbox Ultimate Sale ended a few days ago, but this week a massive Add-on Sale is going on. You can buy expansion packs for Assassin’s Creed, Borderlands, Doom, Fallout, and more. Read more… Neowin Related Posts:Xbox Ultimate Add-on Sale features Assassin's Creed,…Xbox Ultimate Game Sale feature Assassin's Creed,…Xbox Ultimate Game Sale features Dark Souls,…Xbox Deals Unlocked Sale features Assassin's Creed,…Xbox Deals with Gold feature Assassin's Creed, Far…