Funimation released the series on individual DVDs from 2006 to 2007, and then released DVD sets in 2008, 2009, 2010, and 2012.
Crunchyroll announced on Thursday that it will begin streaming five new Funimation titles, including Ergo Proxy, Black Cat, Texhnolyze, Aquarion Evol, and Black Blood Brothers.
Funimation released the series on individual DVDs in 2008, and released the series on Blu-ray Disc and DVD sets in 2010 and 2011.
Geneon Entertainment Inc. released the series on individual DVDs from 2004 to 2005, and released a complete DVD set in 2006.