Nine Inch Nails [Discografia] [1 link]

Pretty Hate Machine era (1989–1990)

* Halo 1: "Down in It" (1989)
* Halo 2: Pretty Hate Machine (1989)
* Halo 3: "Head Like a Hole" (1990)
* Halo 4: "Sin" (1990)

Broken era (1992–1993)

* Halo 5: Broken (1992)
* Halo 6: Fixed (1992) 




The Downward Spiral era (1994–1997)

* Halo 7: "March of the Pigs" (1994)
* Halo 8: The Downward Spiral (1994)
o Halo 8 DE: The Downward Spiral: Deluxe Edition, reissue
o Halo 8 DVD-A: The Downward Spiral: DualDisc, reissue
* Halo 9: "Closer" (1994)
* Halo 10: Further Down the Spiral (1995)
o Halo 10 v2: Further Down the Spiral, European/Australian/Japanese release
* Halo 11: "The Perfect Drug" (1997)
* Halo 12: Closure (1997)

The Fragile era (1999–2002)

* Halo 13: "The Day the World Went Away" (1999)
* Halo 14: The Fragile (1999)
* Halo 15: "We're in This Together" (1999)
* Halo 16: Things Falling Apart (2000)
* Halo 17: And All That Could Have Been (2002), Limited Edition packaged with Halo 17b
o Halo 17a: And All That Could Have Been, Live CD
o Halo 17b: Still, Limited Edition Bonus CD



With Teeth era (2005–2007)

* Halo 18: "The Hand That Feeds" (2005)
* Halo 19: With Teeth (2005)
o Halo 19 DVD-A: With Teeth, DualDisc release
* Halo 20: "Only" (2005)
* Halo 21: "Every Day Is Exactly the Same" (2006)
* Halo 22: Beside You in Time (2007)
o Halo 22 HD: Beside You in Time, Live Blu-ray

Year Zero era (2007)

* Halo 23: "Survivalism"
* Halo 24: Year Zero
* Halo 25: Year Zero Remixed

Ghosts era (2008)

* Halo 26: Ghosts I–IV, digital download
o Halo 26 CD: Ghosts I–IV, 2× CD
o Halo 26 V: Ghosts I–IV, 4× vinyl
o Halo 26 DE: Ghosts I–IV, Deluxe Edition
o Halo 26 LE: Ghosts I–IV, Ultra-Deluxe Limited Edition

The Slip era (2008)

* Halo 27: The Slip
o Halo 27 CD-LE: The Slip, Limited Edition CD with bonus DVD




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