Some of these are obvious. Some of them are less obvious.

Ave Satani - Gregorian
Ave Satani / Sanguis bibimus / Corpus edimus / Tolle corpus Satani

Bad Romance - Lady Gaga
I want your love / And I want your revenge / I want your love / I don't wanna be friends

Black Black Heart - David Usher
All these blessings all these burns / I'm godless underneath your cover / Search for pleasure search for pain / In this world now I am undying / I unfurl my flag my nation helpless

Devil's Dance (live) - Metallica
Let me free your mind / Leave yourself behind / ...Be not afraid

Devil's Diary - The Caulfields
And God only knows what it is that I really want / I could ask but He's not the best confidant

Devil By My Side - David Usher
Believe that hate will never die / Believe in sex and love in a dangerous time / Believe in grace and your intelligence / Believe in exploring the corners of the mind

The Fall of Man - Matthew Good Band
I look in your eyes / You look for your price / You beg me to stop / But I was never that nice / Never did mind about the little things

Father Lucifer - Tori Amos
Father Lucifer / You never looked so sane / You always did prefer the drizzle to the rain

The Fly - U2
It's no secret that the stars are falling from the sky / The universe exploded 'cause of one man's lie / Look, I gotta go, yeah I'm running outta change / There's a lot of things if I could I'd rearrange

Der Fürst Der Finsternis - E Nomine
Mein Name ist Luzifer! / Lucifer Mortuus Diabolus / Nec Deus Nec Arch Angelus

A Good Idea at the Time - OK Go
Now it's true about my wealth / True about my taste / But you don't need no help from me, you'll lay yourself to waste

Hymn for the Exiled - Anaïs Mitchell
I want You near me / I wish You could hear me, now / While I'm falling down with Your name in my mouth

If You Tolerate This Your Children Will Be Next - David Usher
The future teaches you to be alone / The present to be afraid and cold

Kingdom - VNV Nation
And I believe that we'll conceive / To make in hell for us a heaven / A brave new world, a promised land / A fortitude of hearts and minds

Mercy of the Fallen - Dar Williams
There's the wind / And the rain / And the mercy of the fallen / Who say, "Hey, it's not my place / To know what's right"

Sympathy for the Devil - The Rolling Stones
So if you meet me / Have some courtesy / Have some sympathy, have some taste

Unholy, Dirty and Beautiful - David Usher
You can give a try / Average to sustain / You can give a see / You can give a stay / Everything's to the feel / As the years go by / Listen to the tide / You can make a stride / Never come again

Der Weg des Schicksals... Veni Vidi Fatum - E Nomine
Seit anbeginn der Zeit herrscht zwischen den Mächten des Lichts und der Dunkelheit ein ewiger Kampf.