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.

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.

The Scotsman suddenly discovers Jack aboard a ship with his memory completely blanked out. Refusing to let Jack think he’s an ordinary commoner, the Scotsman sets out to discover what caused the samurai to suffer his amnesia – and stave off bounty hunters after a now defenseless Jack, having forgotten how to wield his sword.

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

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 meets a swamp hermit who guides him to the three gems of Cronus which can take him home, but the hermit is Aku in disguise.

The Scotsman needs Jack’s help in rescuing his kidnapped wife from Celtic demons in the castle of Boon.

Jack learns of a powerful wishing well that can return him to the past, but must find a way past the three deadly archers who protect it.

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.

Samurai Jack fights to save a village from a horrible fate.

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 […]

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

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

Samurai Jack’s worst fear is realized when he faces off against Aku; the demon makes a shocking discovery about Ashi that puts her in grave danger.

As he experiences summer, autumn, winter, and spring, Jack must overcome the dangerous foes he encounters during each season.

Jack boards a train to his next destination, only to be pursued by legendary bounty hunter Ezekiel Clench and his ex-wife Josephine.

A talented warrior named Ikra joins Jack as he seeks a magical jewel that could send him back to his own time. However, Ikra’s true motives threaten to derail his quest.

The source of Jack’s amnesia is discovered in three beautiful sirens, whose bewitching song can hypnotize the strongest warrior.

Upon stumbling onto the ruins of his family’s estate, Jack recalls some of his childhood memories.

While training in Africa as a child, Jack must save his master and his people from a rival tribe serving Aku.

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

Aku sends the Shinobi, a deadly assassin, to kill Jack, who must use his own martial arts to survive.

Angered by the failure of his bounty hunters and mercenaries to defeat Jack, Aku uses the samurai’s inner darkness to create an evil clone whose sole purpose is to destroy him.

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.

Jack looks for his sword and Ashi fends off attackers, including someone from her past.

While investigating the destruction of several scattered villages, Jack learns that Aku’s new “ultra-bots” are responsible. Unable to destroy them, he receives assistance from an unexpected source: their creator.

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 teams up with some gangsters to try to get close to Aku. The only way to do it is to get a mystical jewel guarded by three elementals.

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.