Read from the World of Warcraft client build files.
How Grievous Gladiator's Ironskin Tunic Compares
Who It Suits
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Grievous Gladiator's Ironskin Tunic suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Grievous Gladiator's Ironskin Tunic Fits
Other Items Named Grievous Gladiator's Ironskin Tunic
4 other items in the current build are also called Grievous Gladiator's Ironskin Tunic. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Items Numbered Next to Grievous Gladiator's Ironskin Tunic
Blizzard numbers items as they are created, so the named items next to ID 100666 (100661 to 100671) were usually added in the same batch as Grievous Gladiator's Ironskin Tunic: the same quest line, zone, vendor or reward set.