Unlock B-Rich 
     To  unlock  B-Rich,  go  to Create-a-Player and type in last name
DOLLABILLS.  B-Rich  will  be unlocked and be listed on the Free Agent
Roster.

Unlock Busta Rhymes 
     To  unlock  Busta  Rhymes,  create a player with the last name of
FLIPMODE.  Once  the player is created, Busta will be available in the
free agent pool.
 
Unlock DJ Clue 
     To  unlock  DJ  Clue,  create  a  player  with  the  last name of
MIXTAPES. Once you're done, Clue will appear on the free agent list.
 
Unlock Ghetto Fabulous 
     To  unlock  Ghetto  Fabulous  as  a  playable character, create a
player  with  the  last  name  of  GHETTOFAB. Once created, he will be
available for signing from the free agent pool.
 
Unlock Hot Karl 
     To  unlock  Hot  Karl,  create  a  character  with  the last name
CALIFORNIA. When you finish, check the free agent list to discover Hot
Karl.
 
Unlock Just Blaze 
     To  unlock  Just  Blaze,  create  a  player  with  the  last name
GOODBEATS. Then check the free agent list to find Just Blaze.