Brett Partridge 's name spells out get rid bert part.  Bosco's team called Rigsby (and Cho) Bert & Ernie.  Soon after, they are all killed.  Brett Partridge is a coroner, so he determines causes of death.  Heller has his name detail what caused the death of Bosco's team.  They called Rigsby Bert from Bert and Ernie (a puppet).  Rigsby wanted to cry, but he got revenge.  He didn't forget about Jane.  He reminds Jane that he is always thinking of him - even when cops pick on him and he must kill.  He thinks he is a natural born killer.  His dad was in Iron Gods gang, Roy Taggliaferri is cut iron (not gods). He is around six feet tall, and he had straight hair.