Read from the World of Warcraft client build files.
How Demonic Gladiator's Satin Mantle Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Demonic Gladiator's Satin Mantle suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Transmog Sets
Demonic Gladiator's Satin Mantle is part of the transmog set Fierce Gladiator's Satin Armor (Priest only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Demonic Gladiator's Satin Mantle Fits
Other Items Named Demonic Gladiator's Satin Mantle
3 other items in the current build are also called Demonic Gladiator's Satin Mantle. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Items Numbered Next to Demonic Gladiator's Satin Mantle
Blizzard numbers items as they are created, so the named items next to ID 149293 (149288 to 149298) were usually added in the same batch as Demonic Gladiator's Satin Mantle: the same quest line, zone, vendor or reward set.