Ivan Rylov, (born April 3, 1986 in Tyumen, Russia) better known by his stage name Struggle da Preacher, is a Russian born rapper. He is the founder of SDP Production. He is the first rapper from Tyumen and one of few rappers in Russia who collaborated with world famous rappers such as Yukmouth, Young Noble, Bizarre, A.K.-S.W.I.F.T. without being signed to a major label. He holds the unofficial title of The Ambassador of True American Hip Hop in Russia.