Millennial ago the old world died. What caused its downfall in unclear, but whatever it was resulted in the “Daemon Tide”

Daemons are beings that feed on flesh and aether alike. Aether is the world’s breath, and it makes up the building blocks of reality.

Daemons can rework their flesh, rebuilding themselves into new shapes to meet new challenges. They also consume the aether and convert it to new form.