Percy Carey, also known by the stage names MF Grimm, Grimm Reaper, GM Grimm and originally Build and Destroy, is an American underground rapper, music producer, CEO, and Eisner Award-nominated comic book writer from New York City.
MF Grimm’s career began in the late 1980s where he performed in New York City. He later went on tour with MC Lyte as well. Into the 1990s Grimm continued to perform at freestyle competitions and performed alongside rappers Lord Finesse, GZA and Large Professor, amongst others. MF Grimm’s most recent releases include a three-part conceptual series of albums with producer Drasar Monumental titled Good Morning Vietnam.