Pro Era is a Brooklyn based hip-hop collective made up of both rappers and producers. The rappers of the group include Joey Bada$$, CJ Fly, Kirk Knight, Nyck Caution, Aaron Rose, Dessy Hinds, Dirty Sanchez, Rokamouth, J.A.B. and Jakk the Rhymer. The producers of Pro Era are Chuck Strangers, Powers Pleasant, Bruce Leekix, Hans Solo and Sr Niles. The group was formed in 2011 by former member Captial STEEZ alone with Joey Bada$$, CJ Fly and more. They collective first started gaining notoriety when Joey Bada$$'s debut mixtape '1999' took scene by storm.