C6500 The Price of Offending Mordeni

However, Tang Yu didn't care about Gu Si at all.

To Tang Yu, it was more important to verify his technique and develop the latest technique than to kill Gu Si.

Gu Si's strength was indeed very strong. With the help of the Immortal Body, it would be very difficult to kill him.

Even with the help of Elder Brother Goose's sword, Supreme Person's attack couldn't even kill him. Therefore