Shoreline Mafia is a Los Angeles rap group. Founding members Fenix Flexin and Ohgeesy became friends in high school and created the collective, later adding Master Kato and Rob Vicious. Most of the group’s production is handled by Ron Ron The Producer.

The collective caught the attention of Atlantic Records thanks to its breakout hit “Musty” from the 2017 debut mixtape ShorelineDoThatShit. They later signed to Atlantic Records in the summer of 2018.