First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
Related
Enigmatic Energy Circuit Game Data
Appearance
In the Appearances collection, Enigmatic Energy Circuit is listed as Boss Drop. Appearance IDs: 43038, 42993, 43056, 43816. 5 other items wear the same appearance:
Read from the World of Warcraft client build files (JournalEncounterItem, JournalEncounterCreature, Achievement) and the Blizzard Game Data quest API.
How Enigmatic Energy Circuit Compares
Who It Suits
Cloth is the armor type Mage, Priest and Warlock wear. With Intellect, Enigmatic Energy Circuit suits Discipline, Holy and Shadow Priest; Arcane, Fire and Frost Mage; Affliction, Demonology and Destruction Warlock.
Transmog Sets
Enigmatic Energy Circuit is part of the transmog set Dark Supplicant's Garb (Priest, Mage and Warlock only), which the Appearances collection lists in 4 versions. The other 16 pieces:
Blizzard numbers items as they are created, so the named items next to ID 186284 (186244 to 186289) were usually added in the same batch as Enigmatic Energy Circuit: the same quest line, zone, vendor or reward set.