Ep. 21: Desperate Challenge from Lysis' Fleet!
Ipinalabas noong Pebrero 23, 1975
21
Mga Episode
- Ep. 17 · Charge! Balanosaurus Special Attack Group!
- Ep. 18 · Floating Fortress Island! Two Men Brave Death!
- Ep. 19 · Homesickness of Space! My Mother's Tears are My Tears!
- Ep. 20 · The Day Planet Balan's Sun Fell!
- Ep. 21 · Desperate Challenge from Lysis' Fleet!
- Ep. 22 · Decisive Battle! Fight for Honor at the Rainbow Star Group!
- Ep. 23 · Finally Arrived! Crest of the Magellanic Cloud's Wave!
- Ep. 24 · Death Struggle! God, Weep for the Gamilons!
- Ep. 25 · Iscandar! A Dying Planet of Love!