Proving Grounds is the debut mixtape from Marcus P. Marcus P. was raised in Brooklyn and moved to New Jersey when he was 16. The project is a statement to the industry and the hip hop game showcasing his deft lyrical ability and piercing delivery that leaves a lasting impression. Already being compared to Kendrick Lamar, Marcus P has a goal to become the best, bring hip-hop back to its former glory, represent real east coast hip-hop and create great music. He is apart of a talented group of artists and producers under the label Rhyme Republic.