Item Quality
Diablo 4 goes into detail on weapon types and rarity in the latest Developer Update, and sockets are back
I'm excited every time we get a Quarterly Update for Diablo 4, despite the fact that these are updates for a game that's not out yet and that could all change at a moment's notice.
How WoW has been influenced by Diablo
Blizzard games are often distinct from one another -- you're not going to confuse Hearthstone with StarCraft, for example -- but they are not conceived and executed in vacuum, and there is influence between each.