Infanticide (Isaac Fight)

You can download the whole albums here: http://www.thinkwithportals.com/music.php 
Otherwise, you can just download the singular track straight from here.

Portal 2 Soundtrack - Halls Of Science 4

COWBOYS FROM HELL- JOSE MA MESA_GUITAR PLAYER

Ridiculon - The Binding Of Isaac - Afterbirth   OST - 04 Fundamentum (Burning Basement)

This is the music that plays on the main menu when you finish the single player campaign mode

I do not take credit for this music. Just give the credit to Valve for Portal 2 and this music in the Portal 2 Soundtrack

Portal 2 | Space Phase (Menu Music)

Soundtrack for The Binding of Isaac: Antibirth community expansion

Machine In The Walls

Chapter 2 - The Cold Boot - Catapult Intro

Chapter 1 - The Courtesy Call - Intro 3

Main Menu 4

Main Menu 2

By Scott Lloyd Shelly of Resonance Array.

Main Menu 4

My Boi on a Sticc