avi77 (born July 5, 2007), also known as e7Medic, is a rapper & producer from the United States. He began to make music in 2020 during the pandemic. His tracks have varied widely in genre over the years, ranging from wave and cloud trap to techno and ambient.

He started e7Medic as a side project (initially titled Erebus) in April of 2024. This alias features more experimental music compared to his main account.