a playful halloween pumpkin grins amidst bold splatter effects, capturing the spooky essence of autumn in a vibrant artistic

halloween holiday pumpkin autumn spooky grunge splatter vector banner poster decorative festive celebration orange artsy creative seasonal decoration eerie harvest october nature fun vibrant color graphic design high resolution full shot natural light flat lay whimsical artistry bold background vibes smiling fall decor expressive colorful art playful grins effects capturing essence artistic display