Blizzard has announced that the Wrath Classic PTR will keep Ulduar open for an additional day, closing Ulduar testing on Thursday, December 15th. Additionally, Ulduar testing will potentially return to the PTR in the coming weeks.
Quick update; we’ll go ahead and leave this up tonight and officially close it tomorrow morning Thursday, Dec 15th on or shortly after 10:00 A.M. PDT.