There are at least two artists named Diabolic: 1) Death metal band from Florida, US. 2) Underground rapper from NY, US. 1) DIABOLIC: Diabolic released their first album, Supreme Evil, in 1998 on Conquest Music. Diabolic released a number of high quality records in the subsequent years and did a number of high profile tours including the 1999 "Death metal Massacre" package alongside Cannibal Corpse, God Dethroned and Hate Eternal. Diabolic would support death metal institution Morbid Angel in the same year.