Read from the World of Warcraft client build files.
How Obsidian Gladiator's Cloak Compares
Who It Suits
Obsidian Gladiator's 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.
Similar Items
The 3 items nearest to Obsidian Gladiator's Cloak (item level 408) in item level among Armor > Cloth, Back slot, from item level 330 to 447.
Obsidian Gladiator's Cloak is part of the transmog set Obsidian Gladiator's Leather Armor (Rogue only), which the Appearances collection lists in 3 versions. The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Obsidian Gladiator's Cloak Fits
Other Items Named Obsidian Gladiator's Cloak
8 other items in the current build are also called Obsidian Gladiator's Cloak. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Blizzard numbers items as they are created, so the named items next to ID 205664 (205659 to 205669) were usually added in the same batch as Obsidian Gladiator's Cloak: the same quest line, zone, vendor or reward set.