Full patch notes are after the break.
Welcome to patch 2.4. There's definitely some big stuff in there. We here at WoW Insider will start poring over them now and break down what they are and what they mean. Expect tons of the news in the next few days as we get on the PTR and check everything out.
Enjoy! We're one step closer to the Sunwell!
World of Warcraft PTR Patch 2.4.0
The Sunwell Isle
* The Sunwell Isle is now available for play. This area includes a new quest hub and 5-player and 25-player instances. Join the Shattered Sun Offensive in shutting down Kael'thas' nefarious operations. This new force is comprised by both the Aldor and Scryers and is led by the Naaru. Players will take part in claiming Sun's Reach and setting up a larger base of operation to stop Kael'thas and the Legion.
Combat Log Improvements
* The combat log has undergone improvements that allow more robust combat filtering including the ability to define custom colors for enemies and friends as well as combat filtering for self and others.