HammerFall is a heavy/power metal band from Sweden, formed in 1993 by Oscar Dronjak and Jesper Strömblad, then members of Ceremonial Oath. Dronjak had already composed some of the new band's music, including the song "Steel Meets Steel". Several of the band's early lineups featured members of other influential Swedish heavy metal bands, such as In Flames and Dark Tranquillity. The members intended to take part in a competition known as "Rockslaget".