Thunder roiled, and light spread for thousands of miles. What was more, because the Ninja World itself was already unstable, this strike even created new cracks in the space where the Ninja World existed.
Moreover, these were cracks caused by lightning.
As everyone knew, similar things attracted one another.
This lightning power, comparable to the power of a god, flowed through some of the fissures into other places, and drew lightning from those places toward the Ninja World.
However, this scene was not shown in much detail; only a few shots appeared.
Clearly, this seemed to be some sort of foreshadowing.
Then, the scene returned to the Ninja World and continued showing the effects caused by Indra's Arrow.
Since ancient times, lightning had represented the power of gods, as well as divine wrath.
In the era when humanity had yet to understand what lightning was, it embodied humanity's reverence for the heavens and served as a direct manifestation of their fear of nature.
The crash of thunder, its explosive roar, flashes of lightning, and the fact that a single bolt could strike someone dead in an instant—all of it filled people with awe toward lightning, leading them to see it as punishment from the gods.
Furthermore, in the mythologies of various nations, gods who wielded the power of lightning were often supreme deities, or even god-king-level beings.
Zeus, Thor, Indra, the Heavenly Worthy of Universal Transformation by Thunderous Sound—none were exceptions.
Thus, when this thunderous explosion appeared, the might of lightning spread across the entire world, as expected.
Although the Ninja World was still round, the power originating from that lightning could be felt by every somewhat powerful creature in the world.
The yokai instantly sensed an immense threat. The weaker ones felt as though they were facing death itself,