Following the events of Knight Lore, where Sabreman got himself rid of the curse of the werewulf, he has been tasked to find the ancient magic Pentagram in the forest. Using his magic wand, Sabreman must find the four parts of the Pentagram and use the water from magic wells to restore them. Once this is done five magic runes must be discovered and placed on the Pentagram to make it his.

Pentagram is the final Sabreman Filmation title by Ultimate Play the Game, the gameplay and the isometric graphics are very similar to Knight Lore and Alien 8, with the addition that Sabreman can hurl magical projectiles at the denizens of the forest. The player must solve environmental puzzles to proceed and uncover objectives.