A village is overpowered by a stench coming from “The Spire”. Jack investigates and finds a dragon with severe indigestion.

Jack encounters a haunted house in his travels and must free the family trapped inside from the evil spirit haunting them.

Seeking to end their struggle, Aku proposes a one-on-one duel between him and Jack, with neither combatant using their magic abilities. Jack agrees, but Aku’s honesty is unclear.

When Aku catches a cold and spreads it to Jack, Jack is accidentally infected with Aku’s evil. Jack desperately seeks out a cure before Aku’s essence transforms him into the monstrosity himself.

Aku, an evil shape-shifting demon, devastates a young prince’s land in Medieval Japan, and his parents send him into exile. After years of intensive training, the prince receives a mystical sword and samurai’s robes, and frees his people from Aku’s minions. He then defeats Aku in battle, but before striking the final blow the latter […]

The prince and princess of an alien planet are imprisoned by Aku when they come to Earth seeking his assistance and only Jack can rescue them.

Jack finds a booby-trapped labyrinth, in the center of which is a diamond which could send him back to his own time. But a mysterious stranger, who has also entered the maze, could put Jack’s plans in jeopardy.

Samurai Jack partners with a deadly assassin in order to escape a gargantuan creature that has swallowed them whole.

Jack survives a series of traps and encounters a Viking king transformed into a giant rock figure by Aku, who insists that Jack slay him in battle so that he can reach Valhalla.

After his lack of jumping skills cause him to lose a chance to return home, Jack helps a peaceful tribe of apelike creatures and their human leader defend themselves against the attacks of a larger rival tribe in return for lessons on how to “jump good”.

Jack is attacked by two monks, who he realizes are members of the order he once trained with. Their master informs Jack of an ancient temple that can send him home, but which is protected by an army of stone warriors.

Aku sends his servant Demongo, a demon who captures and enslaves the souls of warriors to serve him, to destroy Jack.

Aku summons the three immortal servants of Set to destroy Jack while he travels through Egypt. To destroy them, Jack must assemble a golden scarab using clues from his time as a young boy.

After accidentally exposing a colony of scientists seeking to escape Earth, Jack trains as an astronaut to protect them from Aku’s robots.