In order:
Rammstein --
Ich Will ||
Lyrics Rammstein --
Feuer Frei ||
Lyrics Assemblage 23 --
Let Me Be Your Armour ||
Lyrics Limp Bizkit --
Behind Blue Eyes ||
Lyrics While this song sounds so much like it's being sung by Daryan, it cuts both ways--in other words, this is a dual use song for both Machi and Daryan, and I feel as though it exemplifies the current state of their 'relationship.'
Gary Schyman --
Praan ||
Lyrics Lamiroir.
Vienna Teng --
Lullaby For A Stormy Night ||
Lyrics Lamiroir, in a more mothering/protective aspect. A nurturing aspect, basically.
This list does not include: the massive list of piano pieces that I listen to for him, amounting to dozens of hours of music.