https://www.pcgamer.com/check-out-all-of-the-big-changes-coming-to-world-of-warcraft-in-tomorrows-patch/

World of Warcraft: Battle for Azeroth is still a month away, but patch 8.0 arrives tomorrow at around 3 pm PDT (when the scheduled server maintenance ends). This  update is going to finally turn the lights off on several major Legion features but also significantly change how World of Warcraft plays, laying the groundwork for Battle for Azeroth when it arrives on August 13 in North America.

In a blog post, Blizzard detailed all of the nitty-gritty changes coming with 8.0. While you should check out the full list to see some of the more subtle tweaks (especially to your class and how it plays), here are some of the major highlights.