The story in this game tells how Rastan got his titular name (meaning his real name is unknown) and saved a vast region called 'Rastania' from evil monsters known as "The Wicked Group."

[2] Rastan Saga II is a side scrolling hack-and-slash-em-up where the player takes the role of a barbarian who tries to defeat an evil wizard.

There are a total of six rounds, each consisting of two areas: an outdoor scene, and a castle hall where the player must confront the stage's boss.

In Japan, Game Machine listed Rastan Saga II on their May 15, 1989 issue as being the eighth most-successful table arcade unit of the month.

[5] Mark Bussler of Classic Game Room said the Genesis version has "painful, terrible music, and the visuals are just laughable", and criticized the level design as "mindless.