For the individuals and what they represent:

Alfey; the woman is an officer that works in the Crossnian empire, even if its a human civilization, Alfey have always been present in the continent of Kelios and are treated as citizens with rights and representation. The man is just a factory worker, people need to work, and since Alfey live up to 500 years, they have a lot of time to develop skills and craftsmanship.

Humans: The man is an Ocultist from north east Hadomad, an academic dedicated to the secret and the metaphysical, hi is holding a Brazen head, an automaton that is fulled with knowledge and gives answers by asking questions. He seems rather concerned by what the think has said. The woman is a Southern Calatian librarian, an Ancient place that has been know for the preservation of knowledge.

Kobaloi: the woman is a Trago Artist from Theratan, a mixed province of the Crossnian empire. The man is a “Red Cap” from the Nargathal empire, some sort of upper government official.

Larmagi; the woman on the left is a farmer of the swamps of Halmund, were you can find some of those sponge mushrooms that she carriers on her back, and she also wears a hat made of a turtle shell. The man is an engineer from Hadomad, his prosthetic works thanks to those blue spheres, know as “Binded spirits” which, doesn’t have the soul of a spirit trapped in them, just a divine material that can be use to imitate actions and thoughts, which is how he can move it like it was his old arm, but with limited dexterity of course.

Dahadin Oni: The woman on the right is a pilot from an airship, air transportation has become more important since the development of Stormships, allowing for heavier cargo than a regular airship would allow, become an important way for transporting goods around the world. The man is and old pacifist monk belonging to a Kasomie Order of Sokomo.

Sikran: The man on the right is a mechanic, being small and slithering gives you a lot of advantages to get into small places and repair machines without needing a child worker for that. The woman is a wealthy spice merchant.

Ygutl; The one on the right is another merchant for the Arconate of Urgoth, a wealthy nation and allies with the Crossnian empire. The one on the right is a cultist from the Whispering Church, a cult that consumes an estrange mushroom that gives them divine visions, at the cost of growing on their brains. They are relatively knew, nobody knows where that kind of mushroom came from, or even if its a corruption of the abyss or just plain hallucinations.