Ordinary Swordsmen Create the Strongest in the World

A huge disaster once occurred on the continent of Osia. As the disaster occurred, there was a group of magical outsiders who would appear in the base areas of various races without warning. They became stronger at an alarming rate. They seemed to be protected by a mysterious power. No matter how they were killed, they would appear in a kind of way after a few days. They were reborn in random places in the city in a state of near prosperity. They were huge in number. They helped various races like the legendary warriors. As the disaster came to an end, the group of outsiders also disappeared, but the disaster beasts and evil beasts stayed. Various races also began to have some simple connections in order to deal with the disaster beasts. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.