"Looks like I should get serious too!"
The Fourth Hokage smiled as he watched Naruto, then used the Flying Thunder God Technique to teleport straight to the Flying Thunder God Mark farthest from him.
As the Fourth Hokage took a deep breath, the natural energy in his surroundings began gathering around him. At the same time, an immensely powerful surge of chakra welled up from within his body.
Once chakra, nature energy, and spiritual energy reached a balance within his body, the Fourth Hokage successfully entered Sage Mode. At the same time, golden light began radiating from him.
Just like Naruto Uzumaki, the Fourth Hokage had entered golden body mode.
At this moment, the Fourth Hokage was truly fighting his son in earnest, of his own free will.
"Naruto, get ready. Here I come!"
In golden body mode, the Fourth Hokage raced toward Naruto, leaving a Flying Thunder God Mark with every step he took.
With the Fourth Hokage laying down marks so quickly, Naruto could not keep up even if he wanted to remove them, because he also had to guard against the Fourth Hokage's attacks.
Clouds of dust rose in the Fourth Hokage's wake. At this moment, he had once again become the Yellow Flash who struck terror into the Shinobi World.
Whether shuriken or Rasengan, the Fourth Hokage used whatever worked best. In the blink of an eye, he became an outright killing machine.
Hundreds of Naruto's clones vanished in an instant.
"Well? My strength's not bad, is it?"
After exchanging blows with Naruto, the Fourth Hokage was pleased with his strength. He no longer worried in the slightest that going all out would kill Naruto, so even his tone became much more relaxed.
"Yeah, just what I'd expect from the Fourth Hokage. But Dad, I'm going