by Jason BirchmeierA member of Three 6 Mafia, Koopsta Knicca is often seen as the spiritual member of the otherwise malevolent group. Some of his underground recordings were re-released in 1999 on the Da Devil's Playground album.Robert Cooper Phillips, better known by his stage name Koopsta Knicca, is an American rapper. He is best known as one of original members of the Memphis rap group Three 6 Mafia. He is now a member of the new rap collective Da Mafia 6ix alongside DJ Paul, Gangsta Boo (no longer a group member as of April 2014) and Crunchy Black.