Kill the Imperial City

Looking at the Soul-Snatching Bell in his hand, Adonis Kelly had a new idea. Since the magic weapon can be attached to spirits, why can't he refine the spell into the magic weapon?
If we use certain methods to refine or carve the talisman on a magic weapon, can this increase the power of the magic weapon?
Adonis Kelly had an idea, but he didn't have time to put it into practice. He made a lot of spells and made all the preparations before breaking through the barrier.
In Andu, in the...