Young Ruuji Familon finds a Liger-type Zoid during a salvage mission. Initially, the village is attacked by Bio-Raptor Bio-Zoids, and later a Bio-Megaraptor. After the village generator is destroyed in combat, Ruuji takes the Murasame Liger Zoid and leaves the village alongside Ra-Kan and Rei Mii to find a generator mechanic or the village will be destroyed. Through his journey Ruuji learns he must fight against Digald.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Raid | 2005-04-10 | 22 min |
| Season 1 | Episode 2 | Bio Zoid | 2005-04-17 | 22 min |
| Season 1 | Episode 3 | Departing on a Journey | 2005-04-24 | 22 min |
| Season 1 | Episode 4 | City of Beginnings | 2005-05-01 | 22 min |
| Season 1 | Episode 5 | Duel | 2005-05-08 | 22 min |
| Season 1 | Episode 6 | Mountain Hideout | 2005-05-15 | 22 min |
| Season 1 | Episode 7 | Mountain of Sorrow | 2005-05-22 | 22 min |
| Season 1 | Episode 8 | Underground Waterway | 2005-05-29 | 22 min |
| Season 1 | Episode 9 | Hot Spring Village | 2005-06-05 | 22 min |
| Season 1 | Episode 10 | Hesitation | 2005-06-12 | 22 min |
| Season 1 | Episode 11 | Travelling Companions | 2005-06-19 | 22 min |
| Season 1 | Episode 12 | Infiltration | 2005-06-26 | 22 min |
| Season 1 | Episode 13 | Control | 2005-07-03 | 22 min |
| Season 1 | Episode 14 | Escape | 2005-07-10 | 22 min |
| Season 1 | Episode 15 | Dispersal | 2005-07-17 | 22 min |
| Season 1 | Episode 16 | Encounter | 2005-07-24 | 22 min |
| Season 1 | Episode 17 | Anger | 2005-07-31 | 22 min |
| Season 1 | Episode 18 | Union | 2005-08-07 | 22 min |
| Season 1 | Episode 19 | Crimson | 2005-08-14 | 22 min |
| Season 1 | Episode 20 | Decision | 2005-08-21 | 22 min |
| Season 1 | Episode 21 | Homecoming | 2005-08-28 | 22 min |
| Season 1 | Episode 22 | Vow | 2005-09-04 | 22 min |
| Season 1 | Episode 23 | Hayate | 2005-09-11 | 22 min |
| Season 1 | Episode 24 | Pride | 2005-09-18 | 22 min |
| Season 1 | Episode 25 | Advance | 2005-09-25 | 22 min |
| Season 1 | Episode 26 | River of Mist | 2005-10-02 | 22 min |
| Season 1 | Episode 27 | Road to Recovery | 2005-10-09 | 22 min |
| Season 1 | Episode 28 | Legend | 2005-10-16 | 22 min |
| Season 1 | Episode 29 | Secret | 2005-10-23 | 22 min |
| Season 1 | Episode 30 | Forest of Monsters | 2005-10-30 | 22 min |
| Season 1 | Episode 31 | Those Who Were Left Behind | 2005-11-06 | 22 min |
| Season 1 | Episode 32 | People of the Sky | 2005-11-13 | 22 min |
| Season 1 | Episode 33 | Omen | 2005-11-20 | 22 min |
| Season 1 | Episode 34 | Assault | 2005-11-27 | 22 min |
| Season 1 | Episode 35 | Ambush | 2005-12-04 | 22 min |
| Season 1 | Episode 36 | Falling Apart | 2005-12-11 | 22 min |
| Season 1 | Episode 37 | Invasion | 2005-12-18 | 22 min |
| Season 1 | Episode 38 | Rush | 2005-12-25 | 22 min |
| Season 1 | Episode 39 | Entry Into a Castle | 2006-01-08 | 22 min |
| Season 1 | Episode 40 | Bio-Particle Cannon | 2006-01-15 | 22 min |
| Season 1 | Episode 41 | Coup d'état | 2006-01-22 | 22 min |
| Season 1 | Episode 42 | Clandestine Meeting | 2006-01-29 | 22 min |
| Season 1 | Episode 43 | Key | 2006-02-05 | 22 min |
| Season 1 | Episode 44 | Takeoff | 2006-02-12 | 22 min |
| Season 1 | Episode 45 | Inheritance | 2006-02-19 | 22 min |
| Season 1 | Episode 46 | Fatal Flaw | 2006-02-26 | 22 min |
| Season 1 | Episode 47 | Farewell | 2006-03-05 | 22 min |
| Season 1 | Episode 48 | Divine Thunder | 2006-03-12 | 22 min |
| Season 1 | Episode 49 | Decisive Battle | 2006-03-19 | 22 min |
| Season 1 | Episode 50 | Rebirth | 2006-03-26 | 22 min |
