Rules:

1. Mission Driller mode stage Space only.
2. High Score use the Depth, Not the Score.
3. Put the Depth into Time option.
4. When submitting your Depth use ms for the ones tens hundreds and use seconds for the thousands. (Example: 12,345M = 12s 345ms)
5. Don't forget to put the Depth into the "Depth" Option.
6. Any character is allowed.
7. Turbo controllers is NOT allowed.

https://www.speedrun.com/mr_driller_g/full_game#High_Score_Space