Game files contain a male character model named “ThinHuman” with various customization options. The model provides a good example of how Kul Tiran Humans would look if they weren’t all chubby.
Blizzard probably uses the character model to generate NPCs for the outdoor world, same thing we’ve seen with the Lightforged Draenei on Argus before they have been added as an Allied Race. It would be really cool to see this as a customization option for Kul Tiran Humans, what do you think? Here’s an overview of all “ThinHuman” customization options: