**Mermaid kings and queens living in an underwater castle**: -background: Darkness of the deep sea、The light of sparkling creatures。 - Main elements: Magnificent underwater castle、Mermaid king and queen sitting on the throne。fantasy - Color palette: Deep blue or purple、Decorative colors of gold or silver。

EasyNegative (normal quality, low quality, worst quality:1.4), jpeg artifacts, (username,watermark,signature,time signature, timestamp, artist name, copyright name, copyright), (loli, child, infant, baby:1.3), (bad anatomy, extra hands, extra legs, extra digits, extra_fingers, wrong finger, inaccurate limb), (African American, African:1.6), (tits, nipple:1.6)