It's been a long wait (for me at least) but here it finally is. My not at all confusingly titled cover of NewPatrol's remix of Flak's song Walls.

Released as part of the Ponies At Dawn album Amity.

Git it:
https://poniesatdawn.bandcamp.com/album/amity

Luna Art by Lighting-Shadow
http://lighting-shadow.deviantart.com/art/Request-Luna-on-Moon-558350681