The best shoot 'em up for the Amiga is Banshee!
I would assume that everyone agrees.
However, I do not think that the version that I played on the Amiga 1200 had any music.
Did they do away with a soundtrack?
Did the CD32 have one?
What if it had a soundtrack like Raiden, or better yet, Raiden II:
https://www.youtube.com/watch?v=simDiO55jHQ&list=PLLPoOFpf98RDhzpsSQk0ivCwv5Xo29Hgt&index=3
--- SoupGate-Win32 v1.05
* Origin: fsxNet Usenet Gateway (21:1/5)