The German rapper known as Sa4 was born Anton Kolja Pehrs in Hamburg on August
1, 1985. Shocked by the death of American rapper Tupac Shakur, one of his
longtime heroes, he began writing his own rhymes in 1996. Shortly after, he met
Bonez MC through the Hamburg label Jentown Crhyme and joined the hip-hop
collective 187 Strassenbande, which was still a graffiti crew at the time.
Following the label's demise, the duo decided to start making music together.
Undercover, his first mixtape, came out in 2009, followed by the Nebensache EP
in 2016. During that time he also appeared on se...