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.

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.

Five of the world’s greatest bounty hunters gather to compete for the chance to kill Jack. A sixth hunter, revealed to be the princess of a fallen kingdom, persuades the group to work together instead.

Jack rescues a baby from hungry ogres, but then trying to find the child’s mother while caring for it and protecting it may be his greatest challenge. During the episode, Jack retells the story of Momotaro to the baby.

Jack is goaded into a duel by an arrogant, bullying “samurai”, and is given the chance to demonstrate the true ways of the warrior.

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 helps free the Woolies from the tyrannical Chritchellites. In return, the leader of the Woolies bestows his wisdom upon Jack.

The samurai is plunged into a dystopian world ruled by Aku, adopting the name “Jack”. After getting in a fight at a nightclub, he is hired by a group of canine miners to protect them from Aku’s forces.

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.

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

While ascending a mountain, Jack encounters a hidden society of warriors who have fought a nearly 500-year war against an army of robots and offers to help them put an end to it.

Jack infiltrates a rave party after witnessing the participants stage a riot in a nearby town. It turns out that the DJ is one of Aku’s servants, and has been using his music to hypnotize the local children into becoming his master’s slaves.

When a gang of robot bikers destroy his sandals, Jack seeks revenge, but realizes that he can’t do so without footwear, something he has difficulty choosing.

Aku challenges the Imakandi, regarded as the greatest hunters in the universe, to capture the ultimate prey: Jack.

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.

Armed with various weapons and traps, Jack single-handledly defeats Aku’s “beetle-bots”. He subsequently vows to fight the demon’s oppression until he can return to the past.

Seeking to weaken Jack’s popularity among his subjects, Aku gathers the children of the world in his palace and tells them a series of “fairy tales”, all of which portray himself as a hero and Jack as the villain.

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

Aku leads Jack into a cursed graveyard, where he is attacked by an army of undead warriors. Jack defeats them, but then discovers Aku’s true plan: kill Jack with his own sword.

Jack is transformed into a chicken after bumping into a cranky wizard and winds up being captured by a greedy man (Luther Creek) who seeks to turn him into a prizefighter.

Jack uses a stone giant to defeat Mondo-Bot to defend a city of robots.

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 […]

After Jack left with the mysterious figure Ashi goes on a quest to find him.