Blizzard has posted the very first Patch 10.1 PTR Patch Notes!
BlizzardWorld of Warcraft Version 10.1 PTR – Embers of NeltharionThis Public Test Realm (PTR) is a testing environment for the content coming with the Dragonflight Embers of Neltharion update.
Dragonflight Embers of Neltharion Update Development Notes–
NEW ZONE: ZARALEK CAVERN
Zaralek Cavern world quests, objectives, rares, and dragonriding are available for testing. The new underground zone is located on the eastern side of the Ohn’ahran Plains, just outside of Valdrakken. Players may access the zone by flying through the tunnel, leading to the new zone, Zaralek Cavern. The Embers of Neltharion campaign will become available in next week’s PTR build.FYRAKK ASSAULTS
Fyrakk’s forces are gathering resources at Suffusion Camps located in the Azure Span and Ohn’ahran Plains. Disrupt their efforts to lure Fyrakk and his disciples out.INVITE BOTH FACTIONS’ PLAYERS TO GUILDS
Players who have been enjoying Cross-Faction Instances now have the ability to join the same guild as their opposite-faction friends and benefit from conveniences like shared chat and guild repairs. Guilds are still affiliated with either the Horde or the Alliance, depending on the faction of the guild leader. Guild achievements and guild vendors, for example, will still reflect the guild’s primary faction. Opposite faction members may benefit from unlocked shared perks but may be unable to contribute to certain achievements (e.g. we would not expect Alliance members of a Horde guild to be able to contribute progress towards the “Alliance Slayer” guild achievement). This is our first step of potentially several in publicly testing this long-awaited feature, so keep an eye out for updates and we Read more on wowhead.com