R, a disassembly drone who doesn't having a team, that's why his eyes are gray, his personality is sadistic, doesn't care with anything. 
He always using his german hat for hiding his cat ears, he also secretly kind and nice, literally very shown when he was alone with Z, Z literally very clingy at him, he very hates E, and his favourite food is chocolate!, same favourite food with Z(man, did he and Z dating?💀, i hope no), and he is talk formally and polite. 