C503 The Birthday Banquet!

The Heavenly Demonic Qi required the use of an invisible force to steal the opponent's strength and use it for one's own use.

It was endless and had countless variations. It could be used as a weapon, whether it was an empty weapon or a silk belt. It could be both hard and soft, and it could be changed at will. It could hurt people in any situation.

"It can be used against children