Jeffrey E. Campbell (born 22 December 1982), better known as Agent Sasco, and Assassin, is a Jamaican dancehall deejay.
Campbell grew up in Kintyre, St. Andrew before relocating to Kingston. His career began in 1999 when his lyrics were recorded by Spragga Benz as “Shotta”; He soon started recording himself, releasing his first single in 2000. He gained the nickname ‘Assassin’ while at Camperdown High School.