Nachtmystium is an EP by Nachtmystium.

Regimental Records: CD limited to 1000 copies.

Painiac Records: vinyl version limited to hand-numbered 400 copies.

Battle Kommand Records re-release done in November 2005, with new artwork.

Reissued with 'Reign of the Malicious' on CD by Desire of Goat Productions in 2005, limited to 500 copies.