HALO_10 - [[Further Down The Spiral]] (1995)
HALO_10_v2 - [[Further Down The Spiral_v2]] (1995)
HALO_11 - [[The Perfect Drug (halo)|The Perfect Drug]] (1997)
HALO_24 - [[Year Zero]] (2007) or (-15 B.A.)
* Some Halo numbers are shared with promotional items. Halo 10 is shared with the Hurt and Piggy promo CDs and Halo 16 is shared with the Into The Void promo CD.
[[Category:NIN Discography]]