Play as Deadwing
 
 Go into the playhouse and get to a room where you see a Cyclops
 playing pool. Kill it, then jump on the pool table. The "Cheat
 Activated" message will appear. Look in the inventory to find the
 "Book of Shadows". 
 
  Game Shark Codez:
 
     
  Infinite Health                                     
  81075B18 0000
  81075B1A 2710
     
  Max Health                                          
  81075B14 0000
  81075B16 2710
     
  Max Shadow Charge Level                             
  81075B20 0000
  81075B22 2710
     
  Max Shadow Charge                                   
  81075B24 0000
  81075B26 2710
     
  Max Dark Souls Collected                            
  81075F48 0078
     
  Infinite Air                                        
  81075B1C 0000
  81075B1E 2710
     
  Infinite Voodoo                                     
  81075B28 0000
  81075B2A 2710
     
  Infinite MP-909                                     
  81075B2E 0063
     
  Infinite Violator                                   
  81075B32 03E7
     
  Press L to Levitate                                 
  D0058F35 0020
  81075578 4130
     
  Health Meter Displayed on Screen                    
  81075B10 0000
  81075B12 00FF
     
  Health Meter Not Displayed on Screen                
  81075B10 0000
  81075B12 0000
     
  Have Pistol                                         
  810307B0 0007
  810307B2 060B
     
  Infinite Bullets                                    
  81075B3A 03E7
     
  Have Accumulator                                    
  810306D0 0001
  810306D2 000B
     
  Infinite Accumulator Ammo                           
  810306D6 7FFF
     
  Accumulator Doesn't Need Ammo                       
  810306D6 FFFF
     
  Have 0.9-SMG                                        
  81030730 000C
  81030732 0E0B
     
  Infinite 0.9-SMG Ammo                               
  81030736 7FFF
     
  0.9-SMG Doesn't Need Ammo                           
  81030736 FFFF
     
  Have Shotgun                                        
  810307D0 001A
  810307D2 160B
     
  Infinite Shotgun Ammo                               
  810307D6 7FFF
     
  Shotgun Doesn't Need Ammo                           
  810307D6 FFFF
     
  Have Violator                                       
  81030810 001E
  81030812 190B
     
  Infinite Violator Ammo                              
  81030816 7FFF
     
  Violator Doesn't Need Ammo                          
  81030816 FFFF
     
  Have MP-909                                         
  81030870 000D
  81030872 0B0B
     
  Infinite MP-909 Ammo                                
  81030876 7FFF
     
  MP-909 Doesn't Need Ammo                            
  81030876 FFFF
     
  Have Retractor                                      
  810308B0 0017
  810308B2 140B
     
  Infinite Retractor Ammo                             
  81030816 7FFF
     
  Retractor Doesn't Need Ammo                         
  81030816 FFFF
     
  Have Cadeaux                                        
  810309D0 0005
  810309D2 040B
     
  Infinite Cadeaux Ammo                               
  81075B36 03E7
     
  Have Nettie's File (Normally Start With This)       
  81030630 0000
  81030632 100B
     
  Have The Prophecy                                   
  81030650 0016
  81030652 130B
     
  Have Jack's Diary                                   
  81030670 0018
  81030672 150B
     
  Have Book Of Shadows                                
  81030690 0004
  81030692 030B
     
  Have Luke's Teddy Bear                              
  810306B0 001D
  810306B2 180B
     
  Have Enseigne                                       
  810306F0 000A
  810306F2 080B
     
  Have Asson                                          
  81030710 0002
  81030712 010B
     
  Have Flashlight                                     
  81030750 000E
  81030752 0A0B
     
  Have Engineer's Key                                 
  81030770 0009
  81030772 070B
     
  Have Flambeau                                       
  81030790 000B
  81030792 090B
     
  Have Prison Card                                    
  810307F0 0015
  810307F2 120B
     
  Have Marteau                                        
  81030830 0012
  81030832 0F0B
     
  Have Baton                                          
  81030850 0003
  81030852 020B
     
  Have Calabash                                       
  810308F0 0006
  810308F2 050B
     
  Have Prism                                          
  81030950 0014
  81030952 110B
     
  Have L-Eclipser: La Lune                            
  81030970 0010
  81030972 0D0B
     
  Have L-Eclipser: La Soleil                          
  81030990 001C
  81030992 170B
     
  Have L-Eclipser: La Lame                            
  810309B0 0011
  810309B2 0C0B
     
  Unlock Bayou Paradis, Louisiana (Normally Unlocked) 
  800309F2 0001
     
  Unlock Mordant St., Queens, New York                
  80030A0E 0001
     
  Unlock Gardelle County Jail, Texas                  
  80030A2A 0001
     
  Unlock Down Street Station, London                  
  80030A46 0001
     
  Unlock Deadside: Marrow Gates (Normally Unlocked)   
  80030A62 0001
     
  Unlock Paths of Shadow                              
  80030A7E 0001
     
  Unlock Wasteland: Temple of Life                    
  80030A9A 0001
     
  Unlock Asylum: Gateway                              
  80030AB6 0001
     
  Unlock Asylum: Cathedral of Pain                    
  80030AD2 0001
     
  Unlock Asylum: Engine Block                         
  80030AEE 0001
     
  Unlock Temple of Fire (Toucher)                     
  80030B0A 0001
     
  Unlock Asylum: Cageways                             
  80030B26 0001
     
  Unlock Asylum: Playrooms                            
  80030B42 0001
     
  Unlock Temple of Prophecy (Marcher)                 
  80030B5E 0001
     
  Unlock Asylum: Lavaducts                            
  80030B7A 0001
     
  Unlock Temple of Blood (Nager)                      
  80030B96 0001
     
  Unlock Asylum: Undercity                            
  80030BB2 0001