I just watched the kids show, so I'm going to catch a cold from the temperature difference.
But Yae is amazing for coming up with so many plans one after the other.
Maou's peculiarity certainly stood out, but I think if the other contestants overwrite the cards they were dealt with with their own experiences, it could be a pretty good match, even if they're not as good as Maou.
I'm sure many listeners thought, "My child's dark history skills are beyond this."
Uparu Channel was dejected when they were told that their child's daily life is always full of dark history and that they're not even aware of it, but Sahiro and Kakapo also seem to accumulate dark history on a daily basis and don't even notice it.

The Demon King is too strong, a dark history | 研究生's post