A master- level, highly detailed dark fantasy scene set in a dimly lit, ominous room. The altar is marked with a blood- drawn pentagram, its sinister lines glowing faintly. Surrounding the pentagram are countless dark white candles of varying lengths and thicknesses, their flickering flames casting unsettling shadows across the room. At the center of the pentagram, a menacing jack- o- lantern is placed. Souls are streaming from the openings of the jack- o- lantern. The jack- o- lanterns glowing green eyes pierce through the darkness, and an eerie, malevolent grin spreads across its face, exuding a sense of pure evil. Covered in shadows