There was two bands under the name Demoniac: 1.) Demoniac was a Black Metal band from New Zealand formed by Lindsay "Behemoth" Dawson, Sam "Heimdall" Totman, and Mark "Adramolech" Hamill (who also was playing in Head Like a Hole). The musical style of the band varied dramatically throughout their career. Their earlier output was mostly black metal influenced, while their later work consisted of power metal style guitars and melodies with black metal style screaming vocals. Demoniac toured Europe with acts such as Enslaved and Dark Tranquility.

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