Mårten Ed, born 28 April 1976 in Västerås and known as Promoe, is a Swedish
musician and lawyer who fronted the hip hop group Looptroop Rockers. He issued
the debut album Government Music in 2001, followed by The Long Distance Runner
(2004) and White Man's Burden (2006). In 2009, his first Swedish‑language album
Kråksången produced the chart‑topping single "Svennebanan". The same year, he
released the mixtape Bondfångeri. Outside music, he earned a law degree from the
University of Gothenburg in 2021 and joined the Swedish Bar Association in 2025.