Mike Heller is an American drummer known as a former member of the industrial metal band Fear Factory, member of the technical death metal band Malignancy, the British heavy metal band Raven, and rock band The Lucid alongside bassist David Ellefson, guitarist Drew Fortier, and vocalist Vinnie Dombroski (Sponge). Heller also formed the band System Divide and is a session drummer with credits in many genres.