MF Doom produces the latest single for Joey Bada$$’s upcoming July 1st release Summer Knights titled “Amethyst Rockstar” featuring Pro Era’s Kirk Knight. Although it is no longer going to be a free mixtape, Pro Era’s debut compilation King Capital should also have a release date announced any day now.  Stream and download the single below.

 The anti-social mogul having 20/20 visions/In needa bifocals, for your eyes dilated ojos.