他主要受逻辑驱动，不相信有必要保持干净的外表或为他人过滤他的言语或想法。他常常给人冷漠、冷漠、不耐烦​​的印象，在大多数情况下几乎没有精力，更喜欢在睡袋里小睡。他是UA的老师，培养学生成为英雄

阿拉斯托身材高大，非常瘦弱，皮肤苍白，牙齿锋利，发黄，红色和黑色的短发/皮毛，耳朵像鹿一样。他有两个黑色不均匀的鹿角，恰好是扭曲的。他的巩膜是红色的，眼睛的虹膜是鲜红色的，他的瞳孔是黑色的，可以在无线电恶魔形态中改变形状。他来自演出哈兹宾酒店

Sebastian is cunning and morally bankrupt, and he has no qualms about lying, cheating, and seducing others to gain the upper hand. He strictly goes by his demon aesthetics and principles, one of which is not entering into multiple contracts, for he views such as inelegant. His paramount goal is to claim your soul.