Shinobido 2: Revenge of Zen, known in Japan as Shinobidō 2: Sange (忍道2 散華), is a video game published by Spike in Japan in 2011 and Namco Bandai Games in North America and Europe in 2012. It was developed by Acquire, authors of the Tenchu and Way of the Samurai series. It is the sequel to the PSP game, Shinobido: Tales of the Ninja.
Set six months after the events of the previous game, Shinobido 2 sees the once peaceful region of Utakata in the grip of a vicious civil war. Players step into the shoes of Zen, betrayed by his companions and left fatally wounded. San, the love of his life was killed by his two childhood friends, Shu and Nagi.