The Witcher: Steel and Sorcery
500 years after humans arrived alongside monsters through conjunction of spheres, another group of humans arrive, not from conjuction but through multiple massive colony ships, they occupied the northern part of the continent where the inhabitants of this world along with those who before them, never ventures.
Unlike other races, including their cousins, these human possess no affinity to supernatural, infact none of them has chance to awake source, so, none of them can become mages, in fact to them magic is a myth, a fairy tale that cannot exist in reality.
However, while they don't possess magical ability, their intelligence and mental capacity is very high, as a race with strong academic aptitude. They learn and adapt quickly, pursue any field, and are stubborn enough to pursue propgress, which ultimately allowed them to master science and engineering.
Thus, the created many wonderful technology, achieving everything, they need no supernatural power, they can create their powers. Which is why they have spaceship that allow them to travel between worlds, there expertise also allow them to fight the horrors of north and crteate a gigantic nation, Terra Republic aka Terra.
Terra is a technologically advanced nation that has everything one dream of, it is the pride of terrans, who managed to turn a wild area, with monstrosities, in a very civilised world.
The settlers who have left their old world, decided to live a fulfilling life in this world, not knowing that they are not only intelligent beings, here.