Read from the World of Warcraft client build files.
How Vision Manipulator's Shoulders Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Vision Manipulator's Shoulders suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Similar Items
The 3 items nearest to Vision Manipulator's Shoulders (item level 623) in item level among Armor > Cloth, Shoulder slot, from item level 545 to 610.
Items Numbered Next to Vision Manipulator's Shoulders
Blizzard numbers items as they are created, so the named items next to ID 236841 (236836 to 236846) were usually added in the same batch as Vision Manipulator's Shoulders: the same quest line, zone, vendor or reward set.