Dahcell 'Celly' Ramos, 22, was sentenced in late 2019 to six year's jail for attacks Former OneFour drill rap member bludgeoned a random man with a hammer Victim was unconscious in a pool of his own blood when Ramos stomped on him He suffered skull, nasal, septum, sinus wall and eye socket fractures, lacerations Ramos has begged three Supreme Court justices to reduce his sentence Defence lawyer said six years was 'excessive' and Ramos had 'shown remorse' Crown prosecutor strongly argued against the claim, decision reserved for later