The base is original from the producer (chords and melodies), but is complemented with elements that complement the song that come from samplepacks, usually, vocal chops, guitars, wobbles sections, glitch effects. It is the standard in which most of producers work, in a project you will find MIDI files made by the producer, but also melodic loops.
Mr.SuicideSheep, WaveMusic, 7Clouds, UltraMusic - Style Pop/Melodic/Deep House Track.
In This project you will find MIDI files, each and every Stem made by the producer.
(Accompanied by a Royalty Free Vocal for Reference)
Key-DMaj and Bpm-115
Instrument Violin Backing Layer
Sample pack Cymatics - Destiny
Loop name Cymatics - Diablo - 140 BPM F Min Strings