Track 12: Signal Break is the twelfth chapter of Heavy Object: Girl's Fight at an Altitude of 10,000m.
- Mariydi and Nancy fly towards the mastermind's gathering point, and are joined by Ice Squadron. After a dogfight against the forces defending Hvergelmir Loop, they end up facing the conspirators' mobile weapon Wotan.
- Zig-27 (Capitalist Corporations, Sky Blue)
- Fefnir (Faith Organization, conspirators)
- Wotan (Faith Organization, conspirators)
|257||Zig-27||Track 12 Profile|
|266||Fefnir||Track 12 Profile|
|284||Wotan||Track 12 Profile|
|285||Gungnir||Track 12 Profile|
|Volume 13, Track 11||Volume 13, Track 12||Volume 13, Track 13|