Blizzard has confirmed that Ruby Sanctum's release date will be on Thursday January 11 at 3 PM PST. Ruby Sanctum adds one new boss encounter, similar to Obsidian Sanctum, where there is one large dragon and smaller dragons within the instance.
Halion will drop 4 powerful new trinkets that are desired for every class and role, Sharpened Twilight Scale, Charred Twilight Scale, Glowing Twilight Scale, and Petrified Twilight Scale.