Rimuru becomes the new teacher for Shizu's students. However, having been summoned into this world against their will and facing shortened lifespans as a result, the children's feelings are complicated, and they're reluctant to accept Rimuru. So Rimuru proposes a series of mock battles with each of them to ascertain their abilities and allow them to let off steam.
What was that?! That was dirty!
!ماذا كان ذلك؟! هذا قذر
¿Qué fue eso? ¡Eso es trampa!
¿Qué era eso? ¡Eso es trampa!
C’était quoi, ça ?
C’est de la triche !
Ma che hai fatto?! Non vale!
O que foi isso?! Foi sujeira!
Это ещё что такое?!
Нечестно!