Ethan did not know exactly how powerful Kai had become after receiving blessings or whatever boost he had gotten. But from that one blow earlier, he could already make a clear guess. That punch alone had shaken his bones and almost crushed his guard. It was enough for Ethan to understand the gap between them.
Kai stood somewhere around the level of a King Knight, but he had not yet stepped into the realm of an Emperor Knight.
The difference between the stage of an Emperor Knight and a King Knight was an enormous chasm, and Ethan could sense that Kai had not reached that point yet. That realization gave Ethan a little breathing room and a sliver of confidence.
He quickly activated the combined power of all family.
