TheWoWDBHumanoid
Tinkmaster Overspark
Chief Architect of Gnomish Engineering
Details
This roster comes from the current game client's data files, so it is not a complete list of every NPC in the game - older world NPCs that are no longer in the modern client are absent.
Level and Map Tracking
The game data tunes Tinkmaster Overspark for levels 15 to 35, Mists of Pandaria content.