Musashi Hirata, if the people from the core region heard this name, they would be surprised. Because Musashi Hirata was Musashi Naizen's little brother, second son of the current head of Musashi Clan.
Everyone would be shocked as a member of the big clan as Musashi Clan, Musashi Hirata admitted that he associated with Shadow Fang as an Assassin.
It was known that Musashi Clan was a big clan with heroes backgrounds. Musashi Hirata's decision to join the Ranker Alliance already stirred the people in the core region. So if they knew that Musashi Hirata was part of Shadow Fang, it would cause an uproar.
Moreover, Slash was famous in the underworld. An assassin that never failed to kill his target. The first Assassin that successfully assassinated Legend Class Ranker, a Legend Class Ranker died under his hand and two Crown Class Rankers.