The deal is for a physical, boxed copy of the game. According to buyers on the Amazon product page, the DLC is included with the PS4 version. It is eligible for free Amazon Prime shipping.
The Xbox One version is only available for $9.99 at GameStop. In addition to Amazon, the PS4 version is also available for $9.99 at GameStop.
Mutant Year Zero: Road to Eden Deluxe Edition includes the base game and an expansion. The expansion adds “hours of more gameplay and story, a new character, and new locations to explore.”
Watch a trailer for the game below!