thick moss
as the title say, it a mix and mash between another instrument and vocal, like the video here :
https://www.vxyoutube.com/watch?v=07yXl6aV-5w
https://www.youtube.com/watch?v=q2f8lRuCVGE
https://www.youtube.com/watch?v=N7Gj8GReDkg
https://www.youtube.com/watch?v=apfCCzP0od8
I understand this might be a lot of work but it a fun idea to have too.. 
(most of the idea can be found on SilvaGunner or maki ligon Youtube channel)
