Patch 4.2.2

Patch 4.2.2 is a bug fix patch.
==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)
4.2.2
es:Parche 4.2.2