Mobb Deep was an American hip hop and music production duo from New York City, formed in 1991. Consisting of rappers Prodigy and Havoc, they are considered to be among the principal progenitors of hardcore East Coast hip hop. Mobb Deep became one of the most successful rap duos of all time, having sold over three million records. Their best-known albums are The Infamous (1995), Hell on Earth (1996) and Murda Muzik (1999), and their most successful singles were "Shook Ones (Part II)" and "Survival of the Fittest." They were known for their dark and hardcore delivery.The duo disbanded in 2012, but reunited the following year. Prodigy died in June 2017. Havoc is currently working on a new Mobb Deep album.

Source: Wikipedia (https://en.wikipedia.org/wiki/Mobb_Deep)