The other week I cobbled together a quick one-shot scenario to demo Hypertellurians to a few friends in a gaming pub. Parts of it were nabbed from another, longer adventure I'm working on, and have been playtesting a bit, and the other part is very Takeshi's Castle.
You might have seen it floating around on Twitter or Instagram already, but here it is again in full, as well as in a PDF edition. The PDF contains the adventure square as well as the 3 individual rooms by themselves, so you can print and use them directly at the table.
Download PDF