What makes Frozen by Delain notable?

'Frozen' achieved significant attention within the metal community, charting in several countries and elevating Delain's profile. The song's ethereal quality and lyrical depth contributed to its critical acclaim, further solidifying Delain as a prominent player in the symphonic metal genre. Released on January 8, 2007, 'Frozen' marks Delain's debut single, establishing their presence in the symphonic metal scene. At this time, the band was still gaining traction following their formation in 2002 and the release of their first album, 'Lucidity,' later that year.