Sub-Terrania is a 1994 action shooter for the Sega Genesis developed by Zyrinx, a Danish studio that emerged from the demoscene. You pilot a spacecraft sent underground to rescue workers trapped in a hostile cave network, fighting off mechanical enemies while managing fuel across multi-stage caverns.
How to play
Gravity pulls the ship downward at all times, so flight demands short, controlled bursts rather than open throttle. Navigate the cave passages with the arrow keys, fire on enemies blocking your path, and collect the trapped miners to complete each stage. Your fuel supply is finite — running dry ends the mission regardless of how the fighting is going, so route efficiency matters as much as combat skill.
| Keyboard | Gamepad |
|---|---|
| Arrow keys | D-pad |
| S | A |
| X | B |
| Z | C |
| Enter | Start |
| Shift | Mode |
Tips
- Treat the fuel gauge as a second health bar — fly direct routes and avoid hovering when you can touch down safely.
- Clear enemies near a miner before moving in to collect them; you are most exposed while stationary.
- Short, deliberate movements beat committed thrusts in tight passages — the cave walls have no give at all.





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