Diabolical Summoning is a second studio album by Dutch death metal band Sinister. It was released on August 30, 1993 through Nuclear Blast Records. The album was reissued in 1997 in a barebones digipak with Cross the Styx on 1 disc. A music video was made for the song "Leviathan". Reissued by Metal Mind Productions on July 6, 2009 and digitally remastered using 24-bit process on a golden disc limited edition to 2000 numerated copies in a digipak with the bonus tracks A music video was made for "Leviathan".