Gold-Tooth Skull Rainbow Star

A cartoonish skull with {argument name="tooth detail" default="gold teeth"} and a cracked forehead is positioned in the foreground, tilted to the left. Behind it, a rainbow arches upwards, with a black star centered within its arc. The background is a solid {argument name="background color" default="pastel pink"}, and a wavy green line runs along the bottom edge of the image.