Cheats for Mafia: The City of Lost Heaven can be activated through console window bought by pressing tilde key (~). If entered correctly, screen will flash for confirmation.
badgangsters - god mode (immortality)
deadguns - gives you everything
municak - unlimited ammo
mademan - gives you an extra health
krefjezivot - get full health
boxer - gives you giant fists
jizda - keep roof down on convertible cars