Read from the World of Warcraft client build files.
How Fierce Combatant's Chain Helm Compares
Who It Suits
Mail is the armor type Evoker, Hunter and Shaman wear. With Agility or Intellect, Fierce Combatant's Chain Helm suits Beast Mastery, Marksmanship and Survival Hunter; Elemental, Enhancement and Restoration Shaman; Devastation, Preservation and Augmentation Evoker.
Transmog Sets
Fierce Combatant's Chain Helm is part of the transmog set Fierce Combatant's Chain Armor (Hunter only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Fierce Combatant's Chain Helm Fits
Other Items Named Fierce Combatant's Chain Helm
1 other item in the current build is also called Fierce Combatant's Chain Helm. 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 Chain Helm
Blizzard numbers items as they are created, so the named items next to ID 149585 (149580 to 149590) were usually added in the same batch as Fierce Combatant's Chain Helm: the same quest line, zone, vendor or reward set.