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The Tinkers' Union is a union of Goblin tinkers (also known as Engineers). It is assumed that the Tinkers' Union headquarters is a major portion of the goblin capital of Undermine. The current leader of the Tinkers' Union is Director Riddlevox of Undermine.

The Tinkers' Union is at war with the gnomes and dwarves, the Tinkers’ Union deals with technology and the construction of gizmos, weapons and mechanical monstrosities. Director Tek'zik Riddlevox, overseer of the Undermine Tinkers’ Union, runs the union.[1]

Notable members
Name Location
IconSmall Goblin Male.gif Director Riddlevox (Leader) Undermine
Neutral 15.png IconSmall Goblin Male.gif Sputtervalve Ratchet
Neutral 15.png IconSmall Goblin Male.gif Rezlak Orgrimmar
Neutral 15.png IconSmall Goblin Male.gif Ziz Fizziks Windshear Crag
Samuel Wrenchwright[2] Unknown