Necropolis this dark floor has your goal to kil your mother its filled with bony enemies and squishy meat bags and spiders 

GOD DAMN THOSE DAMN BLUE SPIKE BLOCKS AAAAAAA

I almost beat satan on my second time playing (my first time I beat mom)

Isaac

Genesis II (Genesis Retake Light) (the Binding Of Isaac Repentance OST )

Various scrapped or beta versions of Isaac tracks

One of the 1st Quantum instrumental track... dark minimal mode

i take video game music and upload them for use in roll20 and you guys listen to it too