An auctioneer is an NPC that offers characters the opportunity to access and create their own auctions and to bids on other players' auctions. When using the tracking system with the minimap they will appear with a stack of gold coins () at their locations.
- Patch 4.0.3a (2010-11-23): Faction-specific Steam-Powered Auctioneers now appear in Like Clockwork engineering shop that now serve everyone (non-engineers as well).
- Patch 3.2.0 (04-Aug-2009): A Steam-Powered Auctioneer, Reginald Arcfire, has been added to the Dalaran Like Clockwork engineering shop, allowing access to one's faction Auction House. The Steam-Powered Auctioneer was programmed with a superiority chip, and will only interact with Grand Master engineers.
- Patch 1.3.0 (07-Mar-2005): Certain key NPCs (such as bankers and auctioneers) in the cities and main outposts are now harder to kill. Additionally, when they die, they will respawn more quickly.