 Complete the following phrase:  DR Congo qualified for the World Mens Handball Championship for the first time in 2021. Mvumbi was the teams breakout star, playing at midfield. He scored four goals against Argentina and another four goals against 2021 world champion Denmark, despite being double teamed. He totaled 20 goals on 23 finishes and was named the most valuable player in two of DR Congos matches. His line play during the world championships was described almost unstoppable. In a wave of notoriety resulting from his performance at the 