OptiMystic MC - Madd Rush ( Endemic Emerald Remix ) feat Onyx & JR. (optimystic-mc.bandcamp.com)
The Endemic Emerald Remix of 'Madd Rush' feat Onyx & JR. 
Taken from the album 'Day of the Guiding Light... Followed by the Shadow'

credits

released April 21, 2017 

Lyrics by OptiMystic, Fredro Starr, JR. and Sticky Fingaz 
Beat by Endemic Emerald 
Cuts by Rob Shaker 
Mixed by Dean Lofts / Rob Lake 
Mastered by Rob Lake