"CMFT Must Be Stopped" rappers reunite
Corey Taylor-approved rapper teams with "huge inspiration"
U.K. artist wrangles with "demons and releases," "antisocial-as-fuck psyche"
D.C.'s Kamiyada+ features on hard-hitting "Say It With Your Chest"
Slipknot frontman and U.K. rapper's fiery collaboration gets nightmarish visual