Samurai Jack: Season 4
Samurai Jack Season 4 continues the overarching saga across 13 episodes.
Season 4 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Picks up essential narrative continuity directly following the events of Samurai Jack Season 3.
- Character alliances, factions, and personal loyalties undergo significant shifts under escalating stakes.
- Addresses unresolved cliffhangers and thematic mysteries introduced during previous seasons.
- Establishes the primary seasonal conflict that drives serialized character arcs toward the finale.
Season overview
Samurai Jack Season 4 continues the overarching saga across 13 episodes.
Episode Guide
Season 4 Progress Shield
XL
Jun 14, 2003
Aku sends a Ninja to destroy Jack who is busily helping a port town in distress.
XLI - Robo/Mondo - Bot
Jun 21, 2003
Jack enters a village to discover that he is their Chosen One meant to embody the Robo-Samurai and destroy the Mondo-bot that has come to destroy them.
XLII
Jun 28, 2003
Jack is approached by a cool Samurai-punk who wants to battle with Jack in order to prove that he is the best.
Birth of Evil
Aug 16, 2003
When ancient gods try to destroy a powerful evil, they send one piece of the beast hurtling through space. This piece lands on earth, spreading its evil through the land. When it e
Scotsman Saves Jack
Aug 23, 2003
Jack has lost all memory of who he is and it's up to the Scotsman to put the pieces of the puzzle together to save the samurai.
XLIII
Nov 5, 2003
When Aku catches a cold and sneezes on Jack, Jack becomes infected with Aku’s badness which begins to take over his entire body.
XLIV
Nov 12, 2003
When Aku raises the bounty on Jack, the best bounty hunters in the world gather to capture him.
XLVII
Nov 19, 2003
Jack helps save a Prince and Princess whose ship has been shot down to Earth by Aku.
XLVIII
Nov 24, 2003
Tired of all the bounty hunters and robots failing, Aku fights Jack, mano y mano.
XLIX
Sep 25, 2004
As Jack goes through fall, winter, spring and summer, he must battle the perils that each season brings.
L
Sep 25, 2004
Aku forces an old, ace robot assassin out of retirement to eliminate the ultimate mark - Jack.
LI
Sep 25, 2004
Young Jack is brought to Africa for part of his training, but when his tribe is abducted, he must learn how to use their unique sword-like weapon – and fast!
LII
Sep 25, 2004
Jack finds a baby and the two travel together as Jack tries to return the boy to his mother.