In 1985 , a revision of The Assassin 's Handbook was published as Inside Sinanju , a companion book to the series .
It has also emerged that Remo is the Avatar of Shiva , as prophesied in the legends of Sinanju .
In 1985 , a revision of The Assassin 's Handbook was published as Sinanju   , a companion book to the series .
It has also emerged that Remo is the Avatar of Shiva , as prophesied in the legends of Sinanju .