watch 02:38 The Loop (Games) Do you like this video? John Mueller John Mueller was the art director of Diablo III, and the current art director of Diablo IV. He joined in January, 2016. GalleryEdit NecromancersAdd a photo to this galleryReferencesEdit ↑ 2016-10-16, THE FUTURE OF DIABLO: WHAT'S NEXT?. Blizzpro, accessed on 2016-10-17 ↑ The Art of Diablo ↑ John Mueller, LinkedIn. Accessed on 2016-10-17 Retrieved from "https://diablo.fandom.com/wiki/John_Mueller?oldid=182548" Categories: Blizzard Entertainment staff Artists Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.