Thank you for your feedback.
First of all, here are the links to the music:
https://www.youtube.com/watch?v=BnmglWHoVrk
https://www.youtube.com/watch?v=VPHAmrUTX1w
https://www.youtube.com/watch?v=BnzKZw4lquQ
https://www.youtube.com/watch?v=vja87ZXejyk
https://www.youtube.com/watch?v=_ZKaHdWGXy0
https://www.youtube.com/watch?v=0SKGP6TaZxM
I will fix the reported bugs ASAP.
I also wrote down your suggestions, but you already can spectate a battle, if it's in a gamemode where, you are allowed to die. Just check out the pause menu in an deathmatch battle, after you died.