Not sure how long this idea has been around. The first example I saw was a labyrinth generation table in the box lid of the new "The Fantasy Trip" set.

Here is another example, for generating solar systems:

https://tarsostheorem.blogspot.com/2019/04/solar-system-die-drop-table.html

I think the notion has potential for V&V adventures:

• Lair generation
• Street encounter generation
• Villain group generation