The moment it appeared Itadori and Mahito's battle to the death was resolved, the being wearing Geto's body asked, "Shall I save you, Mahito?" Itadori immediately recognizes the man before him as the very same one who sealed away Gojo and leaps to attack.
What are you laughing about?
لماذا تضحك؟
Was lachst du so?
¿De qué diablos te ríes?
¿De qué hostias te ríes?
Qu’est-ce qui te fait rire ?
Che cazzo hai da ridere?
Está rindo do quê?
Чего ты ржёшь, я не понял?!