Use this to download this category as MP3 with youtube-dl:
declare -a list=("https://ultimatehum.bandcamp.com/album/the-ultimate-hum-ost" "https://music.disasterpeace.com/album/monsters-ate-my-birthday-cake-ost" "https://switchedonsnes.bandcamp.com/album/switched-on-a-link-to-the-past-extended-edition" "https://switchedonsnes.bandcamp.com/album/switched-on-secret-of-mana" "https://protodome.bandcamp.com/album/super-chipfunk" "https://fluidvolt.bandcamp.com/album/clay-memory" "https://fluidvolt.bandcamp.com/album/mars-commando" "https://sleepytimejesse.bandcamp.com/album/i-miss-you-earthbound-2012" "https://felikitty.bandcamp.com/album/zelda-3-fm-project" "https://larryinc64.bandcamp.com/album/a-super-mario-world-holiday")
for val in ${list[@]}; do
name=$(basename "$val")
if [ -e $name ]
then
continue
fi
mkdir $name
cd $name
youtube-dl -f mp3-128 $val
cd ..
done
