Diablo 4: 9 Changes Blizzard MUST Make
8. Class Specialisations
An ocean of build-enabling loot is one way to tackle the issue of cookie-cutter playstyles; the other is specialisations that distinguish between two otherwise identical classes.
Diablo 3 never necessitated the need for such dedicated roles, of course, what with its heavy leaning into the realms of hack-and-slash, but Blizzard is championing Diablo IV as a return to the series' heydey of the early 2000s, where survival actually required strategising. To achieve that, the developer shouldn't be ashamed to take a leaf out of World of Warcraft's book and inject some depth into the veins of Sanctuary's heroes.
Want your Barbarian to be a bulwark against the demonic horde? Accommodate those preferences with an offshoot skill tree that provides powerful defensive abilities. A glass cannon sorceress? Here's a bunch of forbidden spells fit to satisfy a daredevil's wet dream.