s hospital ID badge, an alias used by the Ice Truck Killer
, to cover his real identity. The name comes from a plumber he killed years earlier.
The ID badge is seized by the Miami Metro Police Department, after Rudy (later discovered to be Brian Moser), becomes the prime suspect in the Ice Truck Killer Investigation.
In Season 6, Vince Masuka shows the badge to his intern, Ryan Chambers, as part of the Ice Truck Killer evidence.