Sara stabbed Kakuzu once, which fulfilled the requirement of drawing blood. Li Fusheng casually tossed Kakuzu high into the air, and with a gust of wind blowing past, there was no longer such a person in the Shinobi World.
Li Fusheng had no interest in keeping Earth Grudge Fear around to study it; since Kakuzu liked it so much, he mercifully buried it with him.
After dealing with Kakuzu, Li Fusheng looked at Sara and said, "Who plays a melee mage?"
Chapter 170