The end date of Diablo 4 Season 1 is October 17, 2023.
Blizzard confirmed the Diablo 4 Season 2 release date as Tuesday, October 17, 2023 during an announcement at Gamescom Opening Night Live 2023.
A fanged threat emerges from the shadows in our second Season, wanderer. At Gamescom: Opening Night Live, the Diablo IV development team announced Season of Blood will begin on October 17.
At the behest of their dark master, a newly turned army of ravenous vampires has set their sights on Sanctuary. The master’s sinister plot remains a shrouded mystery but their pursuit for the blood of innocents has caused an uproar. You must learn to hunt the hunter—your fate depends on it.
Season of Blood will introduce a new Questline for you to uncover, Vampiric Powers to wield against their originators, 5 additional endgame bosses with the ability to target specific Unique and Uber Unique items as a drop, and more.
Additionally, we will introduce some community-requested quality-of-life updates with Season of Blood:
The updates in the above bullet and the ability to target specific Unique and Ultra Unique items as a drop will be available in both Seasonal and Eternal Realms.