This would be a neat idea. Like Patty says, add previous encounters in a 16 bit version (Along with their respective 16 bit version tune). The dev team seemed to have a blast while doing it, lol

https://www.youtube.com/watch?v=uDg44MVJLrw Titan EX 8 bit version.
https://www.youtube.com/watch?v=rp18vWZS_iY Alexander Tactics 8 bit version.







(Yes, I know these were parody clips)