Question: What is the given name of the creator of the Album released on July 7, 2017 by Slaughter Gang and Epic Records?
Sentence (from "21 Savage"): He was best known for his mixtapes, "The Slaughter Tape" and "Slaughter King" and his extended plays "Free Guwop" and "Savage Mode" with Metro Boomin before the release of his debut album, "ISSA" and its lead single, "Bank Account".
Relevant evidence: Yes