Pandaria Remix allows players to acquire transmog ensembles resembling Tier 14, 15, and 16 armor from MoP raids. These sets are not class-specific, meaning these appearances are usable by multiple classes that share an armor type.
While there were equivalent armor pieces for most class-specific tier sets back in Mists of Pandaria, this should make them easier to acquire.
There were also several Tier 14 tints that were only on a few pieces of class-specific armor, so not everyone could transmog the full set. For example, the Warlock Normal difficulty chest and shoulder pieces in Ensemble: Sha Skin Regalia weren't available on any other armor pieces. These new Pandaria Remix ensembles will open complete appearances up to more classes, such as the ones below: