Patch 5.4.8 (undocumented changes)

This article lists all undocumented changes for patch 5.4.8. All documented changes should be listed on the main article.
==Achievements==
;Added
*Collector's Edition: Dread Hatchling
*Collector's Edition: Dread Raven
==Items==
;Added
*Nightmarish Hitching Post
*Grinning Reaver
*Warforged Nightmare
==Buffs==
;Added
*Heart of the Valorous
*Gaze of the Black Prince
5.4.8 (undocumented changes)