World of Warcraft PTR Patch 4.2.2Notes for all World of Warcraft patches can be found
here.
Dungeons & Raids- Firelands
The visibility of Ragnaros’ Dreadflame ability has been increased. - The size of Ragnaros’ hit box during the final phase of the Heroic encounter has been increased.
User Interface- Raid Frames should now remember whether they were shown or hidden upon subsequent logins.
Technical- Players using multiple accounts should now be available to be invited to a Real ID Party.
- Attempts to purchase Arena Season 10 items should no longer sometimes cause a client crash. (Korea Only)