PvP resilience and Battle Fatigue will need to be updated and monitored

[Manaburner-nightslayer]

Continuing the discussion from Mists of Pandaria Classic Beta Known Issues - Updated May 22:

@Kaivax

May 22

• We’ve disabled Arenas while we address a major issue.
  • We’re working on a fix and hope to open Arenas for testing in the next day or so.