Irresistible!

I'm not a human, am I a monster?"Frank Fang asked with a smile.
The Necromancer said nothing.
Soon, it rose to the same level as Frank Fang.
The Undead King opened his arms, and the black robe behind him spread out in the wind, floating slightly.
At this moment, a vortex-like black sphere condensed around its body.
There are seventeen of them in total, located around the body of the Undead King, and the vortexes in the spheres are constantly rotating.
Each sphere exudes...