'Revenge of the Double-Man' references the arcade game Sinistar.An alternate version of the song 'Revenge of the Double-Man', named 'Torture Tunnel' appears on the album The 13th Scroll released in 1999 by Buckethead's side project Cobra Strike.The song 'Night of the Slunk' has a similar riff as 'Jump Man', but longer with less distortion.
The songs 'Jowls' and 'Scapula' are both re-recorded versions of songs of the same names on Giant Robot (NTT).
'Remote Viewer #13' (Japanese edition bonus track) Buckethead, Steve Freeman, Bootsy Collins