Astro Boy
Season 1, Episode 13: Little Sister, Big Trouble
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Doctor O'Shay creates a robot-sister, Zoran, for Astro. While Zoran is off exploring she is captured by the giant robot bird Katari, and only her powerful big brother can save her!
All Episodes - Season 1
Episode 1
Power Up!
Episode 2
Rocket Ball
Episode 3
Destination Deimos
Episode 4
Into Thin Air
Episode 5
Rainbow Canyon
Episode 6
Birth of Atlas
Episode 7
Astro Vs. Atlas
Episode 8
Neon Express
Episode 9
Franken
Episode 10
The Venus Robots
Episode 11
Robot Circus
Episode 12
Reviving Jumbo
Episode 13
Little Sister, Big Trouble
Episode 14
Micro Adventure
Episode 15
Only a Machine
Episode 16
Robot Hunters
Episode 17
The Rise of Pluto
Episode 18
The Fall of Archeron
Episode 19
Robot Boy
Episode 20
Dawn of the Techno-Revolution
Episode 21
Dragon Lake
Episode 22
The Legend of Tohron
Episode 23
Lost In Outland
Episode 24
March of the Micro Bears
Episode 25
Deep City
Episode 26
The Blue Knight
Episode 27
Old Dog, New Tricks
Episode 28
Hydra-Jacked
Episode 29
The Case of the Phantom Fowl
Episode 30
Geo-Raider
Episode 31
Gideon
Episode 32
The Secret of Blue Knight
Episode 33
Fairy Tale
Episode 34
Shape Shifter
Episode 35
Firebird
Episode 36
Space Academy
Episode 37
Atlas Strikes Back
Episode 38
Battle-Bot
Episode 39
Time Hunters
Episode 40
Escape from Volcano Island
Episode 41
Avalanche
Episode 42
Battle of Steel Island
Episode 43
Undercover
Episode 44
Into the Dragon's Lair
Episode 45
Night Before the Revolution
Episode 46
Robotonia
Episode 47
Showdown in Robotonia
Episode 48
Journey to Tomorrow
Episode 49
Astro Reborn
Episode 50
The Final Battle