Tralodren hosts a variety of creatures and nations who have waxed and waned over many thousands of years, but the planet itself isn't the only place supporting life. Many of the cosmic planes and realms beyond also house unique lifeforms and beings who can and have interacted with Tralodren over the millennia. All these races can be placed into six groups:
Beings who live in other planes and realms outside Tralodren.
Corrupted linnorms and their offspring.
Large humanoids found across Tralodren.
Large serpentine beings later brought to Tralodren.
The main humanoid races populating Tralodren, chiefly the northern hemisphere.
The second most populous group of humanoids who populating Tralodren, chiefly the southern hemisphere with additional pockets in and around the northern hemisphere.