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Roma was the club against which Mertens scored his 122nd goal, making him Napoli's all-time top scorer. This milestone was achieved in a Serie A match on January 29, 2023, where Napoli emerged victorious with a 2-1 scoreline. Mertens' remarkable achievement cements his status as a legendary figure in Napoli's history, having surpassed the previous record held by Marek Hamsik.