Retail versions of Dead Island Definitive Edition will be different, depending on the selected platform. Edition disk Xbox One will be present in fact Dead Island,Dead Island Riptide and Dead Island Back Revenge while the PlayStation 4 will include, on the disc, just Dead Island Definitive Edition while the remaining titles must be downloaded through promotional codes inside the building Kit. Finally, remember that Dead Island Definitive Collection will debut on 31 May for PC, PlayStation 4 and Xbox One.May 2016