From that point, major titles kept piling up for Miltiadis, culminating in him winning the 2020 Summer Olympic crown in the Japan capital Tokyo, where he soared at 8.41 metres to win on countback over Cuba's Juan Miguel Echevarría, with Massó third at 8.21 m. He has won five consecutive European titles: at Berlin 2018, where he became the youngest Greek man to win a continental gold, at indoor Glasgow 2019, where he set a Greek indoor record, at indoor Toruń 2021, at Munich 2022, where he set a championship record in the process, and at indoor Istanbul 2023, where he became the first man in history to claim three successive long jump titles at the European Indoors.