Enter the following codes at the Enigma screen.

Effect	Password
4x4 Firing Rate	ICOSIDODEC
American Movie Mode	SPRECHEN
Bismark Dog	WOOFWOOF
Egon New Uniform	COOLSHADES
Ernst New Uniform	ARTCRITIC
Game Werks Arena	MACOOCOO
Gunther	GUNTHER
Infinite Ammunition	BADCOPSHOW
Invincibility Mode	MOSTMEDALS
Jens New Uniform	INTHENAVY
Johan New Uniform	TIREDJOHAN
Karl New Uniform	SCARYKARL
Kurt	EVILKURT
Manfred	MANLYMAN
Mission 8	EINSICKERN
multiplayer power-ups	DENNISMODE
Nutcracke New Uniform	NUTCRACKER
Picture of Adrian	AJRULES
Picture of Lynn	COOLCHICK
Play as Col. Muller	BIGFATMAN
Play as Heinrich	HEINRICH
Play as Helmut	HELMUT
Play as Jimmy	JIMMY
Play as Manon	MANON
Play as Noah	BEACHBALL
Play as Otto	HERRZOMBIE
Play as Robbie	ROBBIE
Play as Ulf	ULF
Play as Wolfgang	HOODUP
Rapid Fire	ICOSIDODEC
Reflecting Shot Mode	GOBLUE
Rizal New Uniform	IKEANDKEN
Rosie New Uniform	WECANDOIT
Site-seeing Theatre	SPYSCHOOL
Special multi-player powerups	DENNISMODE
Tempramental Tocsin for already beat levels	BRADALARM
Unlock all Multiplayer Characters	CAPTAINDYE
Velociraptor	SSPIELBERG
View Development Team	DWIMOHTEAM
View Picture Gallery	DWIGALLERY
Werner Van Braun	ROCKETMAN
William Shakespeare	PAYBACK
Winston Churchill	FINESTHOUR
Wireframe Mode	TRACERON