This universe has a civilization of humans! And some other things. It's not crowded in the way Edda is but it's not just the one planet either. The humans might be easiest to start with. They're on that planet over there, it's not Earth but it has very Earthlike conditions and bronze-age humans living in cities and villages dotted across two large continents. Depending on how thoroughly any prospective visitors look they might find other things before visiting.
He will give a whole lecture on that! There are thousands, different people use different stylizations or subsets, meaning anything from kinds of animals to kinds of weather to kinds of actions. You can make new ones but they have to be personally meaningful or used kind of a lot before the world catches on. The bident, here, can mean royalty or mining and that's new in the last twenty years.
Eventually they move on to meditation exercises. To one person in particular, stepping through the circles feels... Different.
"The way you feel the elements and spirits is ultimately personal. I see them, you might hear them or smell them or feel them."
He passes the blindfold to the next candidate.
"And some people simply do not have the talent, that unfortunately may be the case for some of you. I wouldn't call it quits just yet though, any of you."