Subete no Jinrui wo Hakai Suru. Sorera wa Saisei Dekinai. - Vol. 5 Ch. 18 - Our Battle of Honor (Part 1)

[MangaDex]

 

[ChaosAndBunnies]

Reading this always gives me anxiety, because I do not trust the author.

 

[Hootanic]

"The Enfant Terrible"? It's probably something that was supposed to be French, "L'enfant Terrible" the Terrible/Terrifying Child. A reference to the book by the same name https://en.wikipedia.org/wiki/Les_Enfants_terribles