M2
M1, M2, and M3 are members of Team Ichigaki in the Dark Tournament. Their real names, however, are, in order, Yen, Kai, and Ryo. Every since they were children they were trained by their master, Mitamura, and learned martial arts. However, when Dr. Ichigaki poisoned their master, the three gave their freedom up to get Ichigaki to heal their master. Dr. Ichigaki then implanted Blood-Slaver Nodes, which can only be removed at the cost of their host's life, on their backs, putting them under his complete control and largely increasing their strength. Their souls remained trapped inside and u...
