Tier 13

Tier 13 is the armor set associated with Patch 4.3.0.

Unlike tier 11 and tier 12, this tier is not available for Valor Points due to the implementation of Raid Finder. Tier 13 is obtained from bosses 2-6 in the Dragon Soul raid.

Details
Each set consists of five pieces and has three ranks: Raid Finder (384), normal (397) and heroic (410). Normal hands and legs have a chance to drop from Alizabal.

Gallery
Official Blizzard preview: