Consider a DAW to your workflow.
Volume automation will take care of most all that pretty quickly.
Easily splice in/out simpler parts for choruses you want simpler.

Many other uses for the DAW in your workflow.
I think the quality of my backing tracks has improved considerably since I started.
Yes, there's a learning curve. Yes it takes more time. Yes, it is better.

I use a lot of BIAB backing tracks I create.
I also often use iReal Pro for shedding a new Jazz standard.
If Im playing bass I just use the EQ to drop down on the bass part.
Styles aren't great but they are good enough. Quick and easy.
No, the changes aren't always correct, but neither are real books or "Free" piles of biab songs available
Often iReal Pro gives me some ideas about how I want to create a BIAB backing tracks.


biab2025(Mac) Latest Build
Mac OS (Latest)
Apple Mac Mini M2 pro 32GB Ram
Logic Pro 11.2.2
Irwin Vice Grip Fencing Pliers