Manchester United was eliminated by English League Two team Greensby in the League Cup. Mbermo helped Manchester United score a goal in regular time, but also lost a penalty in the penalty shootout, resulting in Manchester United being eliminated.
Manchester United fell 0-2 in the first half of the game, and Mbermo scored Manchester United's first goal in the 75th minute of the second half, taking the first step for Manchester United to equalize in regular time.
Then in the penalty shootout, Mbomo was the second time and successfully scored the penalty kick. However, unexpectedly, after a round of the penalty shootout, it was Mbomo's turn to play again. He took the penalty for the 13th penalty at Manchester United, but this time his penalty kick was knocked out, resulting in Manchester United being eliminated.