Read from the World of Warcraft client build files.
How Fierce Combatant's Leather Tunic Compares
Who It Suits
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Fierce Combatant's Leather Tunic suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Transmog Sets
Fierce Combatant's Leather Tunic is part of the transmog set Fierce Combatant's Leather Armor (Rogue only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Fierce Combatant's Leather Tunic Fits
Other Items Named Fierce Combatant's Leather Tunic
1 other item in the current build is also called Fierce Combatant's Leather Tunic. Same-name entries are usually a different rank, faction, quest stage or reward track of the same object.
Items Numbered Next to Fierce Combatant's Leather Tunic
Blizzard numbers items as they are created, so the named items next to ID 149671 (149666 to 149676) were usually added in the same batch as Fierce Combatant's Leather Tunic: the same quest line, zone, vendor or reward set.