Death Jam!

Muchaca Smooth is a legendary man-for-hire--a deadly combination of assassin, bodyguard, private investigator and bounty hunter. He is also an aficionado of The Movement, an era of hip-hop musical brilliance that barely survived to the end of the 20th century.

(Source: TokyoPop)

Note: Originally had three volumes published in print from 2002 to 2003, the series was picked up as resumed as a webtoon on October 22, 2008.