One of their leaders is a toad like demon who somewhat resembles Yusuke in his human form, while the other leader is a dark skinned demon with claws and fangs, who somewhat resembles Kuwabara . Carrying fake name tags and attacking in the dark, they claim to be Yusuke and Kuwabara and attacked students from the rival school. Then they attacked Kirishima, Okubo, and Sawamura and claimed to be from the rival school.