Responses
It's not that he had muzakas DNA it's that when he was experimented on they put a werewolf heart in his body
oh well, whosoever heart it is I'm just glad that M-21 became the way he is now (▰˘◡˘▰)
True that
I think it's possible that M-21 has some of Muzaka's dna and/or blood in him. They look so similar! I really hope that's the case for M-21 (๑•ㅂ•)و✧