Modena After three years of playing with Abuja Football College, Mario Rabiu moved to Italian club
Modena, in Emilia-Romagna, Northern Italy on 5 October 2018, Starting his first senior career matches. He won promotion (playoffs) with the club in the Serie D campionato, moving to Serie C, Then winning Serie C campionato, moving to Serie B with The club. He made his
Serie C debut for Modena on 31 August 2019 in a game against
Piacenza.
Loan to Grosseto On 18 January 2022, Mario Rabiu joined
Serie C club
Grosseto on loan from
Modena . He made his professional Serie C debut for Grosseto on 9 April 2022 in a game against
Delfino Pescara 1936. At the end of his loan at Grosseto, Mario Rabiu was released on 1 September 2022, his contract terminated by mutual consent by Modena.
Viterbese On 3 January 2023, Mario Rabiu moved to
Serie C club
Viterbese on a two-year contract. He made his Serie C debut for Viterbese on 7 January 2023 in a game against
Fidelis Andria. ==Honours==