First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
Related
Master Warmage's Leggings Game Data
Appearance
In the Appearances collection, Master Warmage's Leggings is listed as Boss Drop. Appearance IDs: 30263, 30272, 30281, 31948. 2 other items wear the same appearance:
Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Master Warmage's Leggings Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Master Warmage's Leggings suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Similar Items
The 10 items nearest to Master Warmage's Leggings (item level 50) in item level among Armor > Cloth, Legs slot, from item level 39 to 60.
Master Warmage's Leggings is part of the transmog set Vestments of the Purifier (Priest only), which the Appearances collection lists in 4 versions. The other 16 pieces:
Blizzard numbers items as they are created, so the named items next to ID 140852 (140847 to 140857) were usually added in the same batch as Master Warmage's Leggings: the same quest line, zone, vendor or reward set.