Boss characters -
Enter one of the following codes at the character selection screen to play as 
the corresponding Boss:

Boss - Cheat Code
Anil 8 - [Up], [Right], [Down], [Right], [Right], [Up], [Left], [Up] 
Assault - [Right], [Up], [Up], [Right], [Down], [Right], [Up], [Up] 
Mayhem - [Left], [Right], [Down], [Left], [Up], [Left], [Down], [Left], [Down] 
Supervisor - [Down], [Right], [Down], [Up], [Right], [Down], [Left], [Down], 
[Up], [Right], [Up] 
Vitriol - [Right], [Right], [Right], [Up], [Up], [Down], [Left], [Left], 
[Down], [Down]