Name Of A Band

[russia123]

death metal bad that is named after a beast in the book oJob

[scorpiojo]

Behemoth

[factor-fiction]

Hi russia- i'm sure scorpiojo's answer is right but it would be better if you could start posting including details of the letter count and known pattern.
If you go into Crosswords section (rather than Q&P) there are some useful guidelines on how to post crossword clues.
Here is the section:
http://www.theanswerbank.co.uk/Quizzes-and-Puzzles/Crosswords/

Guidelines here: http://www.theanswerbank.co.uk/Quizzes-and-Puzzles/article/etiquette-for-asking-a-quiz-puzzle-or-crossword-question/

Good luck