1876. Source

"Are you talking about actual bending of reality?" Noah asked while suppressing the surprise that was filling his mind. "How sure are you about this?"

"Pretty sure," King Elbas announced. "Our power works against us in this situation. I believe the illusions use the intensity of our influence to solidify in reality. The stronger we are, the more the world will recognize the illusions are the truth."

The concept sounded quite hard to understand. The experts often inspected the battlefield before playing what they recalled in their minds. They wanted to know when the illusions had turned into reality to gain something to study, but that also felt quite hard.

They were trying to find clues in something that didn't exist in their minds and the recording. The injuries suffered after everyone fell prey to the illusion were the only proof of the alternative version of the events, but studying them only gave information about their companions' power.