The ninja’s role was to carry out tasks that others could not honourably accomplish, as they were not constrained by bushido, the code that governed samurai behaviour. Instead, a daimyo would hire them to undertake espionage missions or assassinate rivals. Historically, ninja were rarely used on the battlefield itself, although their fighting prowess was certainly equal to the challenge. To remain as stealthy as possible kisho ninja operate in small numbers, so must avoid prolonged close combat because they cannot afford to take many casualties. In addition to a small number of deadly fire bombs, they are armed with blinding grenades to disorientate an enemy for a short time, reducing their fighting ability. The ability to move about largely unseen on the battlefield means they appear from nowhere, launch an assault on an enemy general and then vanish before they are caught or killed. Kisho ninja have mastered the art of invisibility, making them highly effective assassins who possess terrifying supernatural powers! In fact, their skills are actually the product of a lifetime of intensive training, cunning and the clever use of misdirection. Hattori Kisho Ninja These ninja are virtually undetectable in battle, capable of carrying out deadly surprise attacks.