Gauche is gravely injured in the fight against Dante which causes Asta's devil powers to go berserk.

He completely loses himself and relentlessly attacks Dante! But Dante becomes even stronger and Asta ends up on the ground. Then Captain Yami and Finral show up to the scene shocked and Yami is instantly enraged and joins the fight! Meanwhile, the Heart Kingdom is under attack by Vanica and her subordinates and the Spirit Guardians went to fight them, but Vanica's subordinates who had been given devil powers were far more powerful than expected, and...
And see how much stronger I've become!
!وأن ترى كم أصبحت قويّة
Mich, wie ich stärker geworden bin!
¡Que vea lo fuerte que me hice!
¡Que vea lo fuerte que me he hecho!
moi qui suis devenue plus forte !
Voglio che tu veda quanto forte sono diventata!
E como fiquei mais forte!
Смотри, какой сильной стала!