In the most recent 10.1.5 PTR build, we’ve datamined a new series of Gnomish helmets or ‘Thinking Caps’ that have a unique tinker design with gauges, lightbulbs, cogs, goggles, and more.
Gnomish Helmets
These models aren’t currently linked to any particular items, so there’s no indication where we might see these models. Let’s just hope they’re able to be used for transmog in the perfect Mechagnome outfit!