Enter these cheats on the 'Codes' menu Selected from story mode main menu:
IPULATOR = Unlock all levels
DEXTERCROWLEY = Unlock all movies
SIRULLY = Unlock all gallery
DOGTAGS = Unlock all skills
SHARDESOFGLASS = Unlock Black Book
STATEYOURNAME = Unlock all characters
BABYLONTRUST = Max health
VANCEDALLISTER = Max skills
MARCUSECKOS = Infinite health
FLIPTHESCRIPT = Infinite skills
GRANDACELIA = iPod (?)
NINESIX = Unlock all legends
WORKBITCHES = Unlock all beat down arenas
To unlock the following chapters in Browse mode, complete the following.
"Auld Lang Syne" chapter in Browse mode.
Complete "The Blimp Roof" level in story mode.
"The Revolution Will Be Televised" chapter in Browse mode.
complete the "Bridge Docking Station" level in story mode.
"A Game of Cat and Mouse" chapter in Browse mode
complete the "Subway Platform" level in story mode.