XL-TT is the 14th song in the original soundtrack album. As with all the other OSTs, it was composed and arranged by Hiroyuki Sawano.

This song contains 2 leitmotifs.

1st Part - Unique to this song but the motif get used on other tracks later on (XL-TT original Section).

2nd Part - ətˈæk 0N tάɪtn