Ep. 52: Farewell to the character known as Wonder 3
Aired on June 27, 1966
52
Episodes
- Ep. 48 · Adventures on a Balloon
- Ep. 49 · The Smog Missile
- Ep. 50 · Utilize the peculiar device to defeat the opponents
- Ep. 51 · The Underground Whale
- Ep. 52 · Farewell to the character known as Wonder 3