Therefore, it would be reasonable to assume that anything from the original version would work with the refresh. Developer Vicarious Visions had to build Diablo 2: Resurrected from scratch due to Diablo 2's source code being 'lost'. While Diablo 2: Resurrected launch date isn't due for some time, we've got a good idea about how the game will look thanks to some gameplay footage that emerged some time ago.