They didn't announce an expansion.
Diablo III is a great isometric adventure game, but it hasn't really gotten people's attention in recent years. Many months ago, Blizzard Entertainment announced Diablo Immortal, a mobile game, instead of Diablo IV like everyone was expecting. Due to this, the franchise isn't held in such high regard anymore. While Diablo III still receives post-launch support, it's not on the level of say Path of Exile, which gets expansions with new story quests all the time.
Full story from the WindowsCentral blog...
Facebook
Twitter
Instagram