https://wccftech.com/diablo-4-confirmed-artbook-diablo-2-remastered/

Diablo 4 might very well have been confirmed through a new Art Book leak and the title is allegedly being announced alongside Diablo 2 Remastered at Blizzcon 2019.

As tweeted by Twitter user and Twitch streamer Metro, who has a track record for previous confirmed Blizzcon leaks, Blizzard will be announcing both titles at its Blizzcon event next month.