Ultimately, a Mortal

"Deep Blue Tide!"

Within a nameless space stretched a boundless ocean of rolling waves. A mysterious figure wearing a cat-faced mask held one hand aloft while gripping a strange longsword in the other.

As his vast chakra erupted, the seawater within several hundred miles came under his control. The purest water-nature energy condensed and rose into the air, then compressed, compressed again. In a single breath, a deep-blue energy tide formed and surged into the heavens like a Heavenly God's Susanoo.

No one knew how vast this space was, but as far as the eye could see, the seawater roared. Waves thousands of meters high crashed against one another, and countless tornadoes reached straight into the sky before being swept away by another powerful chakra force. They crashed back into the ocean with a splash, only to stir up even greater waves.

The world had long since lost its initial calm and fallen into an apocalyptic scene. If there had been living creatures here, none could have survived within at least a thousand miles.

Atop the Complete Body Susanoo's head, Shin's expression was incomparably grim. This was the most perilous situation he had faced since his battle with Otsutsuki Clan Hamura. His opponent was on the same level as him, yet the power he displayed and his skill in controlling it were practically laws themselves.

No, that was not quite right. It should be said that every move his opponent made seemed like ninjutsu itself. Without Uchiha Madara's Mangekyo, he could still display abilities even stronger than Uchiha Madara's Mangekyo. Facing the incoming energy tide, Shin's Eternal Mangekyo in his left eye spun madly. Ever since being dragged into this space, the pressure on him had multiplied. This was the opponent's home ground. Take this move, for example—it had been