Rembrandt mugging a pedestrian, as part of his initiation.
One of many ways of the Warriors to make money is being a stick up kid. Robbing pedestrians through out the game can ultimatley lead to them being negative towards you by avoidance or running as they see you walking toward them. Muggings starts by a mini game grabbing somebody hit the appropiate button then swirling the analog till you feel the vibration once you get the bar full before their bar to break free is you get whatever drugs or money or both that they have. The hardest people to rob are the dealers and will resort to pulling out a knife as well as killing you with it.