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RKC Waalwijk was the Dutch club where Petrović played. He joined the club in 1992 and spent three seasons there, making 89 appearances and scoring 27 goals. During his time at RKC Waalwijk, Petrović helped the club win the KNVB Cup in 1996. He was a key player for the team and his performances earned him a move to PSV Eindhoven in 1995.