chapter 267 Is this all you can do?

This scene frightened many people.
Could even the walls be corroded?
If this needle pierced a person, wouldn't it melt the person?
"How is it? Young man, do you know how powerful it is?" Ms. Cabell said with a smile, then raised her hands. There were green silver needles on her ten fingers, which was very scary.
Michael frowned.
But Ms. Cabell smiled and said, "Goodbye!"
Swish-Swish
The silver needle flew again.
More than ten silver needles showed a strange shape and rushed...