There are two bands named Halla. 1) Anti-islamic black metal band from Iran.
2) A Finnish rock/pop band. 1)Halla is A Raw Black Metal Band Formed in 2007 in Iran."Halla" is "Allah" reversed. It illustrates the band's views on religion. "Allah" Means God. Band Members :
Indar - Vocals, Guitar
Nefath - Bass
Angra Mainyu - Drums Discography:
Profanity Demo, 2007
Horizons Split, 2008
Evil Single, 2008
Misanthropic Death Split, 2010

Read more about Halla on Last.fm.