An animated Overwatch and Diablo TV series are in development, reported on Activision Blizzard's LinkedIn.
On the LinkedIn profile of Nick van Dyk, President of Activision Blizzard Studios, displays both of these projects in his job description.
Executive producer of Diablo, a TV adaptation of Blizzard Entertainment’s IP, rendered in anime style. The show is currently in pre-production for distribution worldwide through Netflix.
We'll have more information on Diablo and Overwatch animated television series as we know more.With my creative partner, developed and sold an animated series based [on] Blizzard’s Overwatch franchise.