safebooruhttps://safebooru.org/index.php?page=atom&tags=1boy alternate costume blue eyes blue lips dark blue hair demon boy demon horns heterochromia highres horns long hair long sleeves looking at viewer makeup male focus official art open mouth re:zero kara hajimeru isekai seikatsu roswaal l. mathers smile yellow eyes2024-05-29T02:23:11Zsafebooru