That would be cool. As for obstacles, in no prep the the tracks are rougher, either by not "prepping" (putting a sticky traction compound) a actual track or using a closed down road or runway to simulate that street racing style of racing.
Here's a article about it. https://www.hotrod.com/features/no-prep-no-time-grudge-racing
And here is a YT channel that mostly covers this sort of racing. https://www.youtube.com/@1320video/videos