Deus Ex Hardcore Revival is a mod for Deus Ex Human Revolution Director's Cuts. The aim of this mod is to make the gameplay more balanced, since IMHO the game was inciting the player to play too much in a certain way. Last Version 1.020
This particular doctor seen in the Detroit Limb Clinic looked like a hobo (at least, his face was used by hobos). The mod Hardcore Revival for Deus Ex Human Revolution changes that to give him a more unique look.