進撃st-hrn-egt20130629巨人

st - Stringendo: Gradually getting faster (literally, tightening, narrowing) (i.e. with a pressing forward or acceleration of the tempo, that is, becoming stretto)

st (2nd Meaning) - String Instruments.

hrn - Horns

egt - Electric Guitar

This song contains 2 leitmotifs.

1st Part – Unique to this song but the motif get used on other tracks later on.

2nd Part - Call Your Name/eye-water

It is also the 10th track featured on "Attack on Titan" Season 2 Original Soundtrack Disc 1.