Diablo IV 3.1 PTR Opens to Preview Season 14's Big Upgrades

Blizzard announced the 3.1.0 Diablo IV PTR runs June 2–9 to preview Season 14 updates, including Solo Self Found, Mythic Uniques 3.0, and enhanced rewards from Tower/Leaderboards, plus new seasonal activities (Pandemonium Ruptures, Deathtoll Chamber, a Season Lair Boss) and Horadric Cube changes. The patch also introduces War Plans syncing for parties, SSF testing, and major balance tweaks across classes and items, with currency cap increases and numerous bug fixes. Players can leave feedback via in-game tools.