FC Porto is being considered as the main competitor of Real Madrid in the signing of Ghanaian midfielder Caleb Yirenkyi. The Spanish club has already contacted their former player, Michael Essien, for references about the player. Real Madrid is considering signing Yirenkyi, who is one of the main players of Nordsjaelland and is being sought by several European clubs. FC Porto has already made a proposal of 20 million euros for the player, but Nordsjaelland has already rejected it. Real Madrid is considering signing Yirenkyi to strengthen their team and compete with the top European clubs. The player is one of the main players of Nordsjaelland and is being sought by several European clubs. FC Porto is being considered as the main competitor of Real Madrid in the signing of the player. The Spanish club has already contacted their former player, Michael Essien, for references about the player. Real Madrid is considering signing Yirenkyi to strengthen their team and compete with the top European clubs.