本曲提供多版本支持，购买后可以获得以下所有的5个版本：
版本 1 02:33版本 2 02:33版本 3 01:15版本 4 01:09版本 5 00:45

Creative Name – Substance
A hybrid track, a mix of a cinematic documentary underscore with electronic chillstep music. The track consists of, Electronic Drums, Epic Bass, Marimba’s, Electronic synths, and Orchestral Strings.

Please Note there are 5 Different arrangements contained within the download:

1. Documentary Substance – 2:32

2. Documentary Substance Marimba, Piano and Strings – 2:32

3. Documentary Substance Part 1 – 01:14

4. Documentary Substance Part 2 – 01:08

5. Documentary Substance Short Climax 0:44
一首混合的音乐，混合了影视纪录片配乐和电子chillstep的音乐。由电子鼓，史诗低音，马林巴，电子合成器，以及管弦乐组成。