Ep. 15: Stig's group trapped in subway by Refles mecha amid breakup tensions
Aired on January 15, 1984

Stig's group is forced into a subway section by the Refles' new mecha, the Gamo, and sealed inside a devastated city. Buried alive, the team struggles to survive while dealing with internal tensions caused by Mint's decision to remain with the tribal people. The situation becomes more strained as Rey and Houquet boast about leaving the group permanently if they manage to escape. The narrative focuses on their desperate fight for life amidst the collapsing infrastructure and the emotional fallout of potential departures from the unit.
Episodes
- Ep. 11 · Stig's group seeks a secret mountain route map while Yellow confronts his past
- Ep. 12 · Rebels use a real map to plan a direct assault on the Inbit base with Stig and Rey.
- Ep. 13 · Ray encounters a sandstorm and dreams of rescuing Aisha from various dangers
- Ep. 14 · Stig's group protects a tribe while Mint loves a prince during the journey to Reflex Point.
- Ep. 15 · Stig's group trapped in subway by Refles mecha amid breakup tensions
- Ep. 16 · Stig's group plans to cross water while fighting Batra and Sorji
- Ep. 17 · Rebels flee to snowy mountains after Gulf crossing and face Sorji's relentless attack
- Ep. 18 · Stig and Rey face theft and alliance challenges during an Inbit attack in a desert town.
- Ep. 19 · Rey discovers an ice-covered city while allies bond and enemies close in