Raoul John Njeng-Njeng (born 1 April 1991), better known by his stage name Skales (an acronym for Seek Knowledge Acquire Large Entrepreneurial Skills), is a Nigerian rapper, singer, and songwriter. In 2000, he started writing rap songs in Kaduna. Between 2007 and 2008, he travelled to Jos to work with Jesse Jagz and Jeremiah Gyang. In 2008, he entered the Zain Tru Search competition and won the competition's North Central region. His debut single "Must Shine" received numerous spin on the Rhythm FM stations in Lagos, Jos and Abuja. He later relocated to Lagos and signed a record deal with Empire Mates Entertainment (E.M.E) in 2009.
Skales has collaborated with numerous artists, including eLDee, Jeremiah Gyang, Banky W. and Knighthouse. His well-known songs include "Shake Body", "Mukulu", "Keresimesi", "Komole", "My Baby", "Take Care of Me" and "Denge Pose". After leaving E.M.E in May 2014, Skales set up the independent OHK Music record label. His debut album Man of the Year was released in 2015.