Honor Points and Conquest Points have been removed as a currency.The PvP Reward System will now provide appropriate items for players level 100 and below.Revamped PvP Progression and Honor System The option to hide helmets, cloaks, and shoulders has been moved into the transmogrification system.Your outfit automatically changes when switching specializations if you so desire.

Additionally, transmogrifications can now be associated with your current specialization.

Create and swap between outfits at the Transmogrifier. Got a look that you like? Save the entire transmogrification set as an outfit.Transmogrifiers located in most major cities have been improved with additional features.Additional appearances will be unlocked based on previously-completed quests.

When first logging into a character after Patch 7.0, the appearances of appropriate items in your bags, bank, and Void Storage are learned automatically.Unlocked appearances are account-wide and usable for transmogrification by other characters that can equip the item.Unlock new appearances by collecting Soulbound weapons and armor your character can equip.New Transmogrification Collections System: Appearances World of Warcraft: Legion Pre-Expansion Patch 7.0.3, PTR

Wow legion ptr summarized