Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Lightbringer Chestguard Compares
Who It Suits
Plate is the armor type Death Knight, Paladin and Warrior wear. With Strength or Intellect, Lightbringer Chestguard suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
Transmog Sets
Lightbringer Chestguard is part of the transmog set Lightbringer Armor (Paladin only). The other 16 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Where Lightbringer Chestguard Fits
Other Items Named Lightbringer Chestguard
1 other item in the current build is also called Lightbringer Chestguard. 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 150552 (150545 to 150557) were usually added in the same batch as Lightbringer Chestguard: the same quest line, zone, vendor or reward set.