WoW Transmog — Browse All Transmog Sets
Browse all 3,100+ World of Warcraft transmog appearance sets. Filter by expansion, armor type (Cloth, Leather, Mail, Plate, Cosmetic), and PvP sets. Track your wardrobe completion across all expansions.
Browse transmog sets from raids, dungeons, PvP, and quests across all expansions. Filter by armor type (plate, mail, leather, cloth) and source. Track which appearances you own and which you still need via Battle.net sync.
Sanctum Assailant's Trappings
Leather set. Shadowlands.
Sanctum Assailant's Trappings is a transmog set obtained from Castle Nathria, with the heroic version of the trinket 
Tormented Rack Fragment dropping from quest completion.
Complete Castle Nathria quest
Finish the Castle Nathria quest that rewards Tormented Rack Fragment on heroic difficulty.
Note Cache exclusion
The 
Cache of Nathrian Treasures does not include this item, so it must be obtained directly from quest completion.