Crucial Conflict is an American hip hop group from Chicago, composed of Wondosas "Kilo" Martin, Ralph "Wildstyle" Leverston, Corey "Coldhard" Johnson and Marrico "Never" King, best known for their marijuana-themed 1996 hit single "Hay". The group reunited in 2007 and, after ten years of label conflicts, returned with the third studio album, Planet Crucon, released in 2008 via Buckwild Records. Crucial Conflict were one of the overseas artists featured on Bulgarian rapper Big Sha's Хляб и амфети album, alone with Drag-On.