In order to go to the treasure chamber together with his friends, Yuno confronts Mars alongside Klaus, so that the injured Mimosa can heal herself. But they have a hard time harming Mars at all.
You're going to make an old man get serious.
.ستجعلون رجلاً عجوزًا يصبح جادًّا
Also muss ich wohl doch Ernst machen.
Tendré que pelear en serio.
Tendré que ponerme serio.
Je vais devoir sortir le grand jeu.
Così costringerete questo povero vecchio
a fare sul serio.
Vocês vão fazer um velho lutar a sério.
Придётся теперь
взяться за вас всерьёз.