Crystal Castles are an experimental electronic band formed in 2003 in Toronto, Ontario by songwriter/producer Ethan Kath. Crystal Castles are known for their chaotic live shows and lo-fi melancholic homemade productions. They released many limited vinyl singles between 2006 and 2007 before releasing a trilogy of critically acclaimed albums between 2008 and 2012.
In 2005 Ethan Kath released the digital singles "Magic Spells" and "Untrust Us" under the moniker Crystal Castles. As they grew popular online he began receiving offers from record labels.
In 2006 Kath recruited vocalist and co-songwriter Alice Glass for the band's first physical EP "Alice Practice" which was released on vinyl and sold out in 3 days.
Their debut album, Crystal Castles, was released in 2008 and was listed on NME's "Top 100 Greatest Albums of the Decade" list at No. 39.
In 2010, they announced their second album, titled (II). The album was their first release to chart on the Billboard Hot 100, and includes their first worldwide charting single, "Not In Love", featuring Robert Smith of The Cure. The album has received general acclaim and was placed on many 2010 top critics lists.
Their third album, (III), was released on November 12, 2012 and was the #1 album of 2012 on Tumblr and also on The Hype Machine. The album included 4 singles: "Plague", "Wrath of God", "Sad Eyes", "Affection".
Glass announced her departure from the band in October 2014, citing personal and professional reasons.
In April 2015, Ethan Kath released a new Crystal Castles track, "Frail", with a vocalist named Edith.