This item is acquired in-game. See its sources below.
An Epic Leather Head, item level 44, requires level 40, binds when picked up.
First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
In the Appearances collection, Cowl of Grim Shadows is listed as World Drop. Appearance ID: 22410. 10 other items wear the same appearance:
Read from the World of Warcraft client build files.
Leather is the armor type Demon Hunter, Druid, Monk and Rogue wear. With Agility or Intellect, Cowl of Grim Shadows suits Assassination, Outlaw and Subtlety Rogue; Brewmaster, Mistweaver and Windwalker Monk; Balance, Feral, Guardian and Restoration Druid; Havoc, Vengeance and Devourer Demon Hunter.
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Cowl of Grim Shadows uses icon file 960148, which 14 other items also use. The 5 closest by item ID:
Flawless Crystalhide Cowl ID 115397 · Armor - Leather · item level 44Spireflame Hood ID 114449 · Armor - Leather · item level 44Hood of Falling Leaves ID 114388 · Armor - Leather · item level 44Crystalhide Cowl ID 116954 · Armor - Leather · item level 44Exceptional Crystalhide Cowl ID 116958 · Armor - Leather · item level 44Blizzard numbers items as they are created, so the named items next to ID 115405 (115400 to 115410) were usually added in the same batch as Cowl of Grim Shadows: the same quest line, zone, vendor or reward set.
Flawless Windcrystal Bracers ID 115400 · Armor - Cloth · item level 44
Flawless Crystalhide Bracers ID 115401 · Armor - Leather · item level 44
Flawless Crystal-Leaf Bracers ID 115402 · Armor - Mail · item level 44
Flawless Crystal-Plated Bracers ID 115403 · Armor - Plate · item level 44
Oana's Observant Gaze ID 115404 · Armor - Cloth · item level 44
One-Eyed Chain Helm ID 115406 · Armor - Mail · item level 44
Tehax's Penetrating Visage ID 115407 · Armor - Plate · item level 44
Sandals of Marauding ID 115408 · Armor - Cloth · item level 44
Wall-Climber's Treads ID 115409 · Armor - Leather · item level 44
Gatecrasher's Chain Boots ID 115410 · Armor - Mail · item level 44The raw ItemSparse values for item 115405 in the current client build.
Read from the World of Warcraft client build files: Item, ItemSparse, Lock, Holidays, AreaTable and CollectableSourceVendor.
TheWoWDB