"*cackle* really? Cross and preaching? What is this? Sunday school special?" "but uh....i never performed this before" "Figures. Have a bird" Bird smacks priest in the face, causing him to tumble to his doom. "Yup, that was pathetic. Now, to take over...wait..no i am not that kind of terror...to terrorize and spread doom!"
Epic scene. Is the demon based on some mythology, or self-invented? -- About the composition, I'd suggest to put vague silhouettes of cliffs/hills (or just some scenery) in the background to make it fell more complete, as of now, it's a bit empty on the sides; nevertheless, awesome piece.