Change gun options
 
 Hold B and press Z to change options on your gun. For example, you
 can make the Wolfram P2K have a silencer. Note: Every gun does
 something different. 
 
 Use gadgets
 
 Hold B and press A to use certain gadgets, such as nightvision. Note:
 This only works in certain levels such as Mission 6: Night Watch.
 
 Air Raid scenario
 
 Successfully complete the Masquerade level on the "Agent" difficulty"
 setting with a time less than 3:15 to unlock the Air Raid
 multi-player scenario. 
 
 Capture The Briefcase scenario
 
 Successfully complete the Turncoat level on the "Secret Agent"
 difficulty setting with a time less than 3:20 to unlock the Capture
 The Briefcase multi-player scenario.
 
 Castle scenario
 
 Successfully complete the Subway level on the "Agent" difficulty
 setting with a time less than 2:15 to unlock the Castle multi-player
 scenario. 
 
 Forest scenario
 
 Successfully complete the Night Watch level on the "00 Agent"
 difficulty setting with a time less than 2:20 to unlock the Forest
 multi-player scenario. 
 
 Golden Gun scenario
 
 Successfully complete the game on the "00 Agent" difficulty setting
 to unlock the Golden Gun multi-player scenario. In this scenario, you
 must collect the three parts of the golden gun and kill all of your
 opponents with it to win. 
 
 Sky Rail scenario
 
 Successfully complete the Cold Reception level on the "Secret Agent"
 difficulty setting with a time less than 3:15 to unlock the Sky Rail
 multi-player scenario. 
 
 Team King Of The Hill scenario
 
 Successfully complete the King's Ransom level on the "Agent"
 difficulty setting with a time less than 2:20 to unlock the Team King
 Of The Hill multi-player scenario.
 
 Civilian skins
 
 Successfully complete the City Of Walkways 1 level on the "Agent"
 difficulty setting with a time less than 3:35 to unlock the Civilian
 skins. 
 
 Classic skins
 
 Successfully complete the game on the "Secret Agent" difficulty
 setting to unlock Tuxedo Bond, Baron Samedi, Oddjob, and Jaws.
 
 Contemporary skins
 
 Successfully complete the game on the "Agent" difficulty setting to
 unlock Alec Trevlyan (006), Wai Lin, Max Zorin, May Day, and
 Christmas Jones (dress). 
 
 Covert skins
 
 Successfully complete the City Of Walkways 1 level on the "Secret
 Agent" difficulty setting with a time less than 3:45 to unlock the
 Covert skins. 
 
 Exotic skins
 
 Successfully complete the Cold Reception level on the "00 Agent"
 difficulty setting with a time less than 3:25 to unlock the Exotic
 skins. 
 
 Navy skins
 
 Successfully complete the A Sinking Feeling level on the "00 Agent"
 difficulty setting with a time less than 2:55 to unlock the Navy
 skins. 
 
 Security skins
 
 Successfully complete the King's Ransom level on the "Secret Agent"
 difficulty setting with a time less than 3:45 to unlock the Security
 skins. 
 
 Scientist skins
 
 Successfully complete the Masquerade level on the "00 Agent"
 difficulty setting with a time less than 4:20 to unlock the Scientist
 skins. 
 
 Soldier skins
 
 Successfully complete the Midnight Departure level on the "Agent"
 difficulty setting with a time less than 3:05 to unlock the Soldier
 skins. 
 
 Suit skins
 
 Successfully complete the Curiour level on the "Secret Agent"
 difficulty setting with a time less than 2:00 to unlock the Suit
 skins. 
 
 Exotic weapons mode
 
 Successfully complete the Thames Chase level on the "00 Agent"
 difficulty setting with a time less than 4:25 to unlock exotic
 weapons mode. -From: IMFCIA@aol.com
 
 Gadget war mode
 
 Successfully complete the Fallen Angel level on the "Secret Agent"
 difficulty setting with a time less than 2:45 to unlock gadget war
 mode. 
 
 Wildfire mode
 
 Successfully complete the City Of Walkways 2 level on the "Agent"
 difficulty setting with a time less than 3:40 to unlock wildfire mode.
 
 Game Shark Codez:
 
 Note: You must have a 3.0 or higher version of the Game Shark to use
 these codes.
 
                
 Enable Code (Must Be On)   
 F10A9240 2400
 F10A6804 1000
                
 Unlock All Levels          
 81102EE6 0021
                
 Courier Codez:              
                
 Have Objective A Complete  
 800BFF4B 0011
                
 Have Objective B Complete  
 800BFF63 0011
                
 Have Objective C Complete  
 800BFF53 0011
                
 Have Objective D Complete  
 800BFF73 0011
                
 Have Objective E Complete  
 800BFF6B 0011
                
 King's Ransom Codez:        
                
 Have Objective A Complete  
 800BFFAF 0011
                
 Have Objective B Complete  
 800BFFB7 0011
                
 Have Objective C Complete  
 800BFFDE 0011
                
 Have Objective D Complete  
 800BFF9F 0011
                
 Have Objective E Complete  
 800BFFBF 0011
                
 Thames Chase Codez:         
                
 Have Objective A Complete  
 800BFFF7 0011
                
 Have Objective B Complete  
 800C0007 0011
                
 Underground Uprising Codez: 
                
 Have Objective A Complete  
 800C000F 0011
                
 Have Objective B Complete  
 800C0017 0011
                
 Have Objective C Complete  
 800C001F 0011
                
 Have Objective D Complete  
 800C0027 0011
                
 Cold Reception Codez:       
                
 Have Objective A Complete  
 800C004F 0011
                
 Have Objective B Complete  
 800C0057 0011
                
 Have Objective C Complete  
 800C005F 0011
                
 Have Objective D Complete  
 800C0067 0011
                
 Night Watch Codez:          
                
 Have Objective A Complete  
 800C008B 0011
                
 Have Objective B Complete  
 800C0093 0011
                
 Have Objective C Complete  
 800C009B 0011
                
 Have Objective D Complete  
 800C00A3 0011
                
 Have Objective E Complete  
 800C00B3 0011
                
 Midnight Departure Codez:   
                
 Have Objective A Complete  
 800C00CB 0011
                
 Have Objective B Complete  
 800C00D3 0011
                
 Have Objective C Complete  
 800C00DB 0011
                
 Have Objective D Complete  
 800C00F3 0011
                
 Have Objective E Complete  
 800C00FB     
                
 Masquerade Codez:           
                
 Have Objective A Complete  
 800C001B 0011
                
 Have Objective B Complete  
 800C002B 0011
                
 Have Objective C Complete  
 800C0043 0011
                
 City Of Walkaways 1 Codez:  
                
 Have Objective A Complete  
 800C0067 0011
                
 Have Objective B Complete  
 800C006F 0011
                
 Have Objective C Complete  
 800C0087 0011
                
 City Of Walkaways 2 Codez:  
                
 Have Objective A Complete  
 800C00AB 0011
                
 Have Objective B Complete  
 800C00B3 0011
                
 Have Objective C Complete  
 800C00C3 0011
                
 Turncoat Codez:             
                
 Have Objective A Complete  
 800C00EB 0011
                
 Have Objective B Complete  
 800C00FB 0011
                
 Have Objective C Complete  
 800C0203 0011
                
 Fallen Angel Codez:         
                
 Have Objective A Complete  
 800C0223 0011
                
 Have Objective B Complete  
 800C022B 0011
                
 Have Objective C Complete  
 800C0232 0011
                
 Have Objective D Complete  
 800C023B 0011
                
 A Sinking Feeling Codez:    
                
 Have Objective A Complete  
 800C0057 0011
                
 Have Objective B Complete  
 800C005F 0011
                
 Have Objective C Complete  
 800C0067 0011
                
 Have Objective D Complete  
 800C007F 0011
                
 Meltdown Codez:             
                
 Have Objective A Complete  
 800C029B 0011
                
 Have Objective B Complete  
 800C0293 0011
                
 Have Objective C Complete  
 800C02BB 0011