This item is acquired in-game. See its sources below.
An Uncommon Plate Chest, item level 1, binds when picked up.
First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
Appearance ID: 17521. 9 other items wear the same appearance:
Read from the World of Warcraft client build files.
Plate is the armor type Death Knight, Paladin and Warrior wear.
Swarmbreaker's Chestguard is part of the transmog set Swarmbreaker's Battleplate (Warrior, Paladin and Death Knight only). The other 16 pieces:
Riverbed Chestguard
Serpentstrike Shoulderpads
Spike-Soled StompersAcid-Scarred Spaulders
Hive Protector's GauntletsSerpentstrike ShoulderpadsRiverbed ChestguardAcid-Scarred SpauldersHive Protector's GauntletsSpike-Soled Stompers
Binding of Broken DreamsHateshatter ChestplateGrenadier's Belt
Meteoric GreathelmSightfinder HelmAnchoring SabatonsBuilt from the World of Warcraft client build files and recorded Auction House snapshots.
Swarmbreaker's Chestguard uses icon file 615168, which 48 other items also use. The 8 closest by item ID:
Yaungolian Battleplate ID 214745 · Armor - PlateGreenstone Breastplate ID 214744 · Armor - PlateBreastplate of Wracking Souls ID 143967 · Armor - Plate · item level 39Canine Commander's Breastplate ID 143966 · Armor - Plate · item level 39Hateshatter Chestplate ID 143962 · Armor - Plate · item level 39Riverbed Chestguard ID 143960 · Armor - Plate · item level 39Mind's Eye Breastplate ID 143956 · Armor - Plate · item level 39Swarmbringer Chestguard ID 143955 · Armor - Plate · item level 39Blizzard numbers items as they are created, so the named items next to ID 214760 (214755 to 214765) were usually added in the same batch as Swarmbreaker's Chestguard: the same quest line, zone, vendor or reward set.
Swarmbreaker's Waistguard ID 214755 · Armor - PlateSwarmbreaker's Grasp ID 214756 · Armor - PlateSwarmbreaker's Warhelm ID 214757 · Armor - PlateSwarmbreaker's Greatboots ID 214758 · Armor - Plate
Swarmbreaker's Armguards ID 214759 · Armor - Plate
Spiritguard's Breastplate ID 214761 · Armor - Plate
Spiritguard's Bracers ID 214762 · Armor - Plate
Spiritguard's Sabatons ID 214763 · Armor - Plate
Spiritguard's Helm ID 214764 · Armor - Plate
Spiritguard's Gauntlets ID 214765 · Armor - PlateThe raw ItemSparse values for item 214760 in the current client build.
Read from the World of Warcraft client build files: Item, ItemSparse, Lock, Holidays, AreaTable and CollectableSourceVendor.
TheWoWDB