Ufuk Bayraktar, known professionally as Ufo361 or Kaiser is a German rapper. Ufuk Iglu um Bayraktar was born to Turkish parents in West Berlin. He grew up in Kreuzberg. He came in contact with hip hop at a young age and started as a sprayer in the THC-Crew. In 2010 he was signed to Hoodrich, a label founded by his friend Said. On 7 October 2011, their first sampler was released.