Blizzard Entertainment deployed the Battle for Azeroth Beta build 26707 and 26715 within hours apart. The former introduced the new Heart of Azeroth UI with proper animations. Up until now, testers had been using a temporary UI. Now the Heart of Azeroth UI looks like what we saw back on November. Check out our BlizzCon 2017 transcript with images.
Below you can watch videos of how the Heart of Azeroth UI with 3-Rings and 4-Rings look like, their traits, and at what Azerite level the traits unlock at.