October 1, 2005
Season 1
01. This Is An MTB Battle! Kore ga MTB BATTLE da!
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October 1, 2005
02. Big Escape! Sand Dune Battle Daidassou! Sakyuu no tatakai
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October 8, 2005
03. Crash! The First Defeat? Shougeki! Hajimete no haiboku?
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October 15, 2005
04. Take Back! My MTB! Torimodose! Ore no MTB!
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October 22, 2005
05. Fiery Volcano Battle!! Honoo no kazan no BATTLE!!
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October 29, 2005
06. A High-Tech Group's Challenge HIGH-TECH shuudan no chousen
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November 5, 2005
07. Ouch! MTB's Graveyard Auu! MTB no hakaba
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November 12, 2005
08. Enter Neptune! NEPTUNE toujou!
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November 19, 2005
09. The Identity Of The Masked Boy Kamen shounen no shoutai
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November 26, 2005
10. The Strongest Rival Appears!
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December 3, 2005
11. Onboard Battle! Team ST's Trap
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December 10, 2005
12. The Admired Celeb Resort City
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December 17, 2005
13. School Battle! Explosion, Idaten Cross!
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December 24, 2005
14. The Man Who Beat Flame Kaiser?
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December 31, 2005
15. The Prince of MTB
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January 7, 2006
16. Struggle In The Rain, Awakened Neptune
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January 14, 2006
17. Finally Understand! Team ST's Secret
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January 21, 2006
18. A New Assassin! The Test's Battle Between Siblings
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January 28, 2006
19. Showdown! Flame Kaiser VS. Thunder Emperor
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February 4, 2006
20. Formidable Opponent! Ninja Rider Kokage
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February 11, 2006
21. X City's Gate Guardians
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February 25, 2006
22. Arrival! X City
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March 4, 2006
23. The Idaten Battle Tournament Begins!
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March 11, 2006
24. Crash! Flame Kaiser VS. Neptune
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March 18, 2006
25. Hammerhead! The 6th Idaten Bike
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March 25, 2006
26. Certain Kill! Shido Special
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April 1, 2006
27. Battle! Hammerhead VS. Aero Scissors!
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April 8, 2006
28. The Final Showdown's Conspiracy
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April 15, 2006
29. Final Battle! Who Will Be The Victor?
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April 22, 2006
30. Charge! X Tower
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April 29, 2006
31. Decisive Battle! Flame Kaiser VS. Bloody Fang
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May 6, 2006
32. Farewell X Zone
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May 13, 2006
33. A New, Formidable Enemy
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May 20, 2006
34. To X Zone Again!
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May 27, 2006
35. Shock! Sho's Father Is Alive
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June 3, 2006
36. Roar! Imperial Dragon!!
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June 10, 2006
37. The Feared Dark Emblem
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June 17, 2006
38. Gabu's Allure, Flame Kaiser's In A Pinch!
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June 24, 2006
39. Climax! Imperial Dragon VS. Aero Scissors Hakunetsu!
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July 1, 2006
40. The Nameless Forest's Vermin
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July 8, 2006
41. Arthur's Challenge!
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July 15, 2006
42. Idaten Bike's Big Gathering!
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July 22, 2006
43. Sho VS. Shido! Battle Of Life Or Death!
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July 29, 2006
44. Shocking Reunion! Imperial X Appears
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August 5, 2006
45. The Second Island Appears! The Beginning Of The World's Collapse
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August 12, 2006
46. Charge! Team X VS. Imperial Dragon Daishuugeki!
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August 19, 2006
47. The Legendary Training Grounds, Sho's Special Training!
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August 26, 2006
48. The Miracle Power!
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September 2, 2006
49. Flame Kaiser Vs Imperial X!
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September 9, 2006
50. he Battle for Imperial Island!
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September 16, 2006
51. The Battle of Destiny,The Final Battle!
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September 23, 2006
52. Awakening the World
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September 30, 2006