Hello, I just saw the itch.io tool a while ago and was wondering to check the documentation before starting a game. But it seems like everything is off? The websites doesn't answer...

(128 days later I look my notifications)

Well Well, the team stopped working on the engine some years ago but if you still want to take a try you need to go on github documentation:

https://github.com/superpowers/docs.superpowers-html5.com/tree/master/pages/en