Jean Pierre Polnareff holds the key to defeating the boss. The one who appeared before him wasn’t Bucciarati or his squad, but the leader of Passione, Diavolo himself. Diavolo tries to eliminate Polnareff once and for all and summons Emperor Crimson, but then Polnareff summons Silver Chariot and it is pierced with the arrow. That’s when something happens to everyone in or nearby the Colosseum. They find themselves losing strength and all fall asleep. After waking from their deep sleep, they all realize something has changed.
To be more precise, it's because my Stand, 
Silver Chariot, took hold of the arrow.
،بعبارةٍ أدقّ، لأنّ الستاند الخاص بي، سيلفر تشاريوت
استحوذ على السّهم
Der genaue Grund wäre, dass mein Stand,
Silver Chariot, den Pfeil in die Hand bekam.
Para ser más exacto, es porque mi Stand,
Silver Chariot, sujetó la flecha.
Para ser más exacto, es porque mi Stand,
Silver Chariot, sujetó la flecha.
Plus exactement,
Per la precisione, è tutto dovuto al fatto che il mio
Stand, Silver Chariot, ha preso possesso della freccia.
Para ser mais preciso, foi porque meu Stand,
o Silver Chariot, segurou a flecha.
Если говорить точнее,