Lord of All: the Only Unit at the Start, the Weapon Girl

Billions of people descended on the Demonic Continent, acquired territories, became lords, and competed with other races for hegemony. Each lord will receive an initial unit. The protagonist Link has obtained the only weapon type, the weapon girl! As long as you put a weapon into the weapon activation pool, it will be activated into a magical life. Put in the sword and get the sword girl. Put in the Demon-Breaking Musket and get the Gun Girl. Put in the rune flying battleship and get a powerful rune ship girl. … "My unit is the Supreme Behemoth, unparalleled in land combat!" "My unit is the golden flying dragon, which dominates the entire continent!" "My unit is the mythical elf..." Link smiled and said nothing, took out a main artifact and put it into the weapon activation pool... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.