This item is acquired in-game. See its sources below.
A Rare Plate Head, item level 78, requires level 50, binds when picked up.
First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
In the Appearances collection, Malignant Leviathan's Helm is listed as World Drop. Appearance ID: 40971. 4 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. With Strength or Intellect, Malignant Leviathan's Helm suits Arms, Fury and Protection Warrior; Holy, Protection and Retribution Paladin; Blood, Frost and Unholy Death Knight.
Malignant Leviathan's Helm is part of the transmog set Cosmic Aberration's Plate (Warrior, Paladin and Death Knight only). The other 16 pieces:
Malignant Leviathan's Chestplate
Malignant Leviathan's Stompers
Malignant Leviathan's CrushersMalignant Leviathan's Headguard
Malignant Leviathan's Wargreaves
Malignant Leviathan's Spaulders
Malignant Leviathan's Greatbelt
Malignant Leviathan's ArmguardsMalignant Leviathan's GauntletsMalignant Leviathan's LegguardsMalignant Leviathan's VambracesMalignant Leviathan's WarbootsMalignant Leviathan's WristguardsMalignant Leviathan's LegplatesMalignant Leviathan's CoilsMalignant Leviathan's FistsBuilt from the World of Warcraft client build files and recorded Auction House snapshots.
Malignant Leviathan's Helm uses icon file 2917477, which 19 other items also use. The 8 closest by item ID:
Second Sight Helm ID 174163 · Armor - Plate · item level 85Greathelm of Phantasmic Reality ID 174167 · Armor - Plate · item level 95Malignant Leviathan's Headguard ID 173457 · Armor - Plate · item level 78Greathelm of Indiscriminate Brutality ID 174258 · Armor - Plate · item level 85Black Empire Plate Helm ID 173396 · Armor · item level 78Corrupted Aspirant's Plate Helm ID 172812 · Armor - Plate · item level 60Corrupted Aspirant's Plate Helm ID 172804 · Armor - Plate · item level 60Corrupted Gladiator's Plate Skullguard ID 172694 · Armor - Plate · item level 60Blizzard numbers items as they are created, so the named items next to ID 173836 (173819 to 173841) were usually added in the same batch as Malignant Leviathan's Helm: the same quest line, zone, vendor or reward set.
Nefarious Tormentor's Waistguard ID 173819 · Armor - Mail · item level 78Malignant Leviathan's Greaves ID 173820 · Armor - Plate · item level 78Malignant Leviathan's Clasp ID 173821 · Armor - Plate · item level 78Malignant Leviathan's Waistguard ID 173822 · Armor - Plate · item level 78Malignant Leviathan's Pauldrons ID 173835 · Armor - Plate · item level 78Malignant Leviathan's Hauberk ID 173837 · Armor - Plate · item level 78
Nefarious Tormentor's Epaulets ID 173838 · Armor - Mail · item level 78
Nefarious Tormentor's Cover ID 173839 · Armor - Mail · item level 78
Nefarious Tormentor's Chestpiece ID 173840 · Armor - Mail · item level 78
Mantle of the Insatiable Maw ID 173841 · Armor - Leather · item level 78The raw ItemSparse values for item 173836 in the current client build.
Read from the World of Warcraft client build files: Item, ItemSparse, Lock, Holidays, AreaTable and CollectableSourceVendor.
TheWoWDB