Rastan Saga II (ラスタンサーガ2?), known in Europe as Nastar and in North America as Nastar Warrior (except for the North American Sega Mega Drive/Genesis version, which was known as Rastan Saga II) is a hack and slash platform arcade game developed and released by Taito in 1988. It is the sequel to Rastan Saga (released simply as Rastan in North America).

A side scrolling hack-and-slash-em-up where you take the role of a barbarian who tries to defeat the evil wizard. Many of the bosses are based on mythological characters such as minotaurs and Medusa.