I have been wanting to make a concept piece like this for a very long time now, so I'm really happy to finally show you my first attempt called 'Mission Machines'. You can purchase the piece on Bandcamp in lossless if you want the high quality version =]. 

Bandcamp: https://flexx.bandcamp.com/track/4flexx-mission-machines
  

4Flexx - Mission Machines

Download/Support:
https://flexx.bandcamp.com

(2021 update)
In the process of developing a creative suite of VST plugins for musicians, sound designers and game audio professionals.

4Flexx - Mission Machines

4Flexx | Arcine