Bad Luck has been played on NTS shows including Shamos , with Index first played on 26 September 2018.

Bad Luck is the name of more than one artist:

1) An emo pop punk band from Daytona Beach, FL who now reside in Brooklyn, NY. They stylize their name as Bad Luck. https://badluckdudesny.bandcamp.com/

2) An indie rock band from Glasgow Scotland. https://badluck1987.bandcamp.com/

3) An avant garde jazz group from Seattle, WA. Musicians are Neil Welch, tenor saxophone, live electronics Chris Icasiano, drums http://store.badluckband.net/album/three

It may also be an incorrect artist tag for a fictional band from the anime Gravitation, by Maki Murakami. Vocals for the band in the anime are done…