No, they're... [ He blows air in a pfft sound, wondering how to go about this. If anyone is going to understand without too much complication, it's likely Rincewind; he's a mage, of a sort, and his world is already far more fantastical even than Six's own. ]

My world is made up of aether. A kind of, uh, life energy. It's what allows people to use magic. It has a physical form and can congeal into crystals, which can be dug up and collected.

Collect enough and the concentrated aether...grants wishes. [ He shakes his head. ] No, I mean, it gives form to the desires of the holders. For the Beast Tribes, they call for their gods to protect them, and the aether forms into Primals.

These avatars aren't really gods, but they have desires and agendas, some more violent than others.