Recolored versions of MoP CM setts exists in the database since MoP : r/wow
Challenge Mode Armor Sets - MMO-Champion
Master of World of Warcraft : Challenge Mode Transmog - Extra sets for free
Scattered Shots: Challenge mode tips for hunters | Engadget
Warlock Challenge Armor Set - YouTube
Wowhead💙 on Twitter: "New Legion Class Sets inspired by Mists of Pandaria Challenge Mode gear: https://t.co/kY03KUOh9S https://t.co/zQfNQcloU4" / Twitter