Global Community Development Director Adam Fletcher announced that Diablo 4's «mid-season» Patch 1.2.1 is going live before BlizzCon next week! Replying to a tweet byr/Diablo moderator Menagese, Adam Fletcher confirmed that Patch 1.2.1 will be released before next week's Blizzcon, which will also include patch notes prior to release:
Diablo 4 Patch 1.2.1 Preview Target Dummies To Be Added With Patch 1.2.1
During their Campfire Chat developer livestream two weeks ago, Blizzard announced a mid-season patch that was slated for a late October release.
So far, we know about two features being introduced to Diablo 4 with Patch 1.2.1: first, Target Dummies will be added in a private local instance in Kyovashad available to all players.