Merge & Blade

One night, a farmer who had the banned magic book opened the forbidden portal and summoned the evil god Seth. After that night, peaceful villages were robbed and pillaged by the monsters who came with Seth, but villagers were too weak to fight against the monsters. One day, people noticed that if more than three of the same class were gathered, they became a stronger class. The villagers started to look for a chance to counterattack with this...