For more information about the Wandering Worldsmith camp, see https://www.worldanvil.com/i/5665100
 

The Seasoned Wnadering Worldsmith has a vast array of worlds to chose from when planning their next worldbuilding article, yet they still know them by the heart. For this tier, you need to submit 4 articles in [your goal divided by 4] different worlds. To spare you the maths:

It might look easier than the Adequate Wandering Worldsmith tier for copper and silver badges, but remember that you have to write 4 articles in each world, so it's also stricter.