THE KREBS RUN
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THE CITRIC ACID CYCLE · EXTRA CREDIT

THE KREBS
RUN

Eight stations. One closed circuit.
Fly it until you know it cold.

PREPARING YOUR SHIP

Extra credit: clear all 58 gates in one visit,
then download your certificate at the end.

Load this flight record?

This replaces the progress currently open in this browser. Download your current save first if you want to keep it. The game will restart with the selected save.