Key points
- PTR 3.3.0 ran October 27, 10:00 a.m. PDT to November 3, 10:00 a.m. PST, PC only. It is closed.
- Theme: the Death Cult of Ullo Sar, with Horadric Items, War Plans (Tactics) and Tyrael’s Boons.
- No live date announced. December 1 is a tracker estimate, not a Blizzard date — do not plan around it.
What the PTR tested
Patch 3.3.0 opened the Season 16 PTR on October 27 at 10:00 a.m. PDT and closed it November 3 at 10:00 a.m. PST, on PC only. The theme is the Death Cult of Ullo Sar, and the test covered Horadric Items, War Plans (Tactics) and Tyrael’s Boons.
What is not dated
Blizzard has announced no live date for Season 16. December 1 circulates on trackers as an estimate; it is not a Blizzard date, and Season 15 remains the live season until Blizzard says otherwise.
What it means for buyers
Nothing to buy for Season 16 yet: the season is not live, and PTR progress never carries over. Season 15 is the live season — see the Diablo 4 page.
Sources
- D4Guides: Diablo 4 PTR (3.3.0, Oct 27–Nov 3, 2026)Nov 2026
- Senseos: Diablo 4 next season guide (Season 16 PTR)Nov 2026
- DiabloFilter: Diablo 4 Season 16 PTR, War Plans, Tactics, Tyrael’s BoonsNov 2026
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