Changes

#"Persia Inversion", "Quake Theme" , or "Main Theme"#"Aftermath", "The Life Beneath It All" , or "Intermission"#"The Hall of Souls", "Conscience" , or "Start/Whispers"#"It is Raped", "Freezing Vertigo" , or "Grisly Grotto"#"Parallel Dimensions", "The Journey" , or "Slipgate Complex"#"Life", "The Hammer" , or "Underearth"#"Damnation", "Ice" , or "Castle of the Damned"#"Focus", "Peace?" , or "Necropolis"#"Falling", "Violence Inside" , or "Ziggurat Vertigo"#"The Reaction", "Death" , or "Gloom Keep"

A particular weapon in game play is the "nailgun" which can be reloaded by collecting ammo boxes decorated with the [[Logo History|NIN logo]]. Also Reznor was asked by id Software to score ''Quake II'' and ''Quake III'', Reznor but declined due to the style of music they were looking for.[http://www.nin-pages.de/2000_Incite_Juli_english.htm] He was also the original choice for sound design on id Software's ''Doom 3'', but circumstances halted his involvement. Former NIN member Chris Vrenna composed the game's theme song.