Episode: 1 Big X Appears! Episode: 2 The Attack of V3 Episode: 3 Evacuation from the Fortress Episode: 4 Showdown in the Desert Episode: 5 The Crisis of Big X Episode: 6 Slave Hunting Episode: 7 Showdown at Death Lake Episode: 8 The Black Aurora Episode: 9 The Lion Empire Episode: 10 Sun of the Devil Episode: 11 Ocean's Grave Episode: 12 Showdown with "Kaiser O" Episode: 13 The Masked Man Episode: 14 The Poisonous Gas Train Episode: 15 Himmel, the Big Mysterious Bird Episode: 16 The Spaceman Sunaruri Episode: 17 The Weightless Line Episode: 18 Mystery of the Dead Volcano Episode: 19 The Spade Viking Episode: 20 Showdown 20 vs. 21 Episode: 21 Run, Big X! Episode: 22 Big Mad Fountain Episode: 23 The Phantom Pirate Ship Episode: 24 The Robot Bombing Order Episode: 25 The King's Electricity Transmission Campaign Episode: 26 The Ant Lion Campaign Episode: 27 The Aerial City Episode: 28 Big Dragon God vs. Big X Episode: 29 The Antique Missile Episode: 30 Target That Ear Episode: 31 Rebellion of a Rubber Man Episode: 32 The Sad Insect Doctor Episode: 33 Salvage, the Vacuum Man Episode: 34 The Metropolis Destruction Campaign Episode: 35 The Robot Castle Episode: 36 The Fire Horse Episode: 37 The Secret Undersea Laboratory Episode: 38 The Space Tiger Episode: 39 The Light-Hearted Man Episode: 40 From Rainbow Country Episode: 41 Fountain of the Snowman Episode: 42 Toward the Galaxy Episode: 43 Dr. Pearl's Invention Episode: 44 Planet Angel Episode: 45 Nina in Crisis Episode: 46 The Secret of St. Rosa Episode: 47 The Secret of Spaceland Episode: 48 Showdown at the Grand Glacier Episode: 49 A Giant Jellyfish Appears Episode: 50 The Great 3 Episode: 51 The Earth's 5th Ice Age Episode: 52 The Magician of Samaringa Episode: 53 The Stolen Experiment Episode: 54 Zombie, the Human-Faced Beast Episode: 55 The Miracle of the Coral Reef Episode: 56 Hans' Revenge Episode: 57 Black Cloud on the Amazon Episode: 58 Showdown on the Moon Episode: 59 The Final Showdown