It was a simple punch, yet it sent the world into reverse. Everyone present was a powerful figure, so they could naturally see just how terrifying that punch was.
The force of the punch had even left visible cracks in the space before him. Behind him, the mysterious, unfathomable vortex flashed with an enigmatic light, and the cracks slowly began to mend.
"Huh...!" The bald man's face took on an expression that could, more or less, be called adorably dumbfounded. Then the force behind his fist suddenly intensified.
"Killing move: Serious Punch!"
Boom!
An indescribably terrifying force erupted from his fist. The spatial barrier before him shattered at once, and the punch's force surged onward. The distant ground broke apart, the forest churned, and a deep trench appeared across the earth.
He himself turned into a streak of light and swiftly landed on a nearby mountain peak.
"Wait for me, Sensei!" a voice rang out. A streak of fire landed right behind him. When the flames faded, they revealed a young man with yellow hair and dark eyes. Steel showed beneath the skin of his arms, marking him as a cyborg.
"Oh, Genos, you came too," the bald man said, turning his head. His tone was casual and relaxed, as if he hadn't even noticed that they were in a different world.
He looked around, then glanced at the aftermath of the punch he had just thrown into the earth. Resting his chin in his hand, he said, "That's strange. This world seems a lot tougher than ours. That punch just now was like hitting the Earth. Half the planet should've been destroyed, shouldn't it? But all it did here was leave a trench. I was wondering who'd dragged us over and thought I'd use an attack that threatened the