Valentin Castellanos has indicated his strong desire to play for River Plate in the future, causing concern among Lazio fans. He feels a deep connection to the club and its supporters. Despite a previous unsuccessful transfer attempt, he remains hopeful about donning the River Plate jersey one day. Castellanos is currently contracted with Lazio until June 30, 2028. In 2022, during his time at New York City, he was on the verge of joining River Plate. In an interview with La Nacion, he shared that being contacted by River Plate's technical staff, particularly by Gallardo, was a significant honor and an emotional moment for him, given his many family and friends who support the club. Although the transfer did not go through due to issues between the clubs, Castellanos was eager for the move, viewing it as a growth opportunity. He continues to have a strong connection with the Argentine club, receiving numerous heartfelt messages from its fans, and remains optimistic about a future transfer.