Riot founder and guitarist Mark Reale passed away at the age of 57 on Jan. 25 after complications from his longtime battle with Crohn's disease. The veteran metal axeman sadly slipped into a coma and passed away after being hospitalized for two weeks.

Reale released 14 studio albums with Riot, having toured with some of rock's biggest names such as AC/DC, Kiss and Black Sabbath. A heartfelt eulogy has been posted on Reale's official website. "The RIOT army meant everything in the world to Mark., it's what kept him going. The loyalty and love of the fans fueled his passion and desire to continue making music for as long as possible."