There is more than 1 artist with the name Hellish:

1) Blackened thrash metal band from Santiago, Chile, formed in 2010. 2) Thrash band from Poland, active from 2003-2008. 3) Trash/death metal band from Brazil, formed in 2002. 4) Italian death/black metal band active from 1994-1998; changed their name to Mourn in Silence in 1998. 5) Italian black/death metal band from Rome, formed in 1998. Released 2 demos in 2002 and 2003 and nothing since.