The multitracks for all the songs on ''[[Ghosts I–IV]]'' are included on a DVD-ROM as a part of the deluxe and ultra-deluxe editions of the album which can be ordered from [[ghosts.nin.com]], although the latter has sold out. Additionally, multitracks for the songs "[[10 Ghosts II]]", "[[19 Ghosts III]]", "[[26 Ghosts III]]","[[34 Ghosts IV]]" and "[[35 Ghosts IV]]" can be downloaded from remix.nin.com
==The Slip era==
The multitracks for the single "[[Discipline]]" were made available on remix.nin.com at the same time it was released as a free download.
Multitracks for the remaining songs on the album were made available on May 5, 2008 on remix.nin.com
==Other==