KA (US rapper)
Legal name: Kaseem Ryan
Kaseem Ryan (born August 11, 1972), better known by his stage name Ka, is an American rapper and producer from Brownsville, Brooklyn, New York City, New York.
He is a former member of the group Natural Elements. In 1998 he formed the group Nightbreed with his friend Kev. In 2008, he was re-introduced on Gza's album Pro Tools on the song "Firehouse" and in that same year he released his debut album Iron Works. In 2012, he released the follow-up Grief Pedigree on his label Iron Works. The album featured a guest appearance by Roc Marciano and was produced by Ka.