Read from the World of Warcraft client build files.
How Fierce Gladiator's Demonthread Cloak Compares
Who It Suits
Fierce Gladiator's Demonthread Cloak carries Agility or Strength or Intellect, the primary stat of Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Beast Mastery, Marksmanship and Survival Hunter; Assassination, Outlaw and Subtlety Rogue; Discipline, Holy and Shadow Priest; Blood, Frost and Unholy Death Knight; Elemental, Enhancement and Restoration Shaman; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter; Devastation, Preservation and Augmentation Evoker.
Transmog Sets
Fierce Gladiator's Demonthread Cloak is part of the transmog set Fierce Gladiator's Felskin Armor (Demon Hunter only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Fierce Gladiator's Demonthread Cloak Fits
Other Items Named Fierce Gladiator's Demonthread Cloak
3 other items in the current build are also called Fierce Gladiator's Demonthread Cloak. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Items Numbered Next to Fierce Gladiator's Demonthread Cloak
Blizzard numbers items as they are created, so the named items next to ID 148158 (148153 to 148163) were usually added in the same batch as Fierce Gladiator's Demonthread Cloak: the same quest line, zone, vendor or reward set.