C1989 Abyssal Depth One Kilometre

Yun Hao had a lot of experience fighting on land.

But... This was the first time he had fought in the water.

The resistance of the sea water, as well as the disadvantage of being unable to breathe, would all affect one's combat ability.

Now, Yun Hao took a deep breath. He could hold his breath in the water for at least half an hour, but..