Overview
- Regulation ended 2-2 and, with no extra time in the League Cup, the tie went straight to penalties.
- Grimsby led 2-0 at half-time through Charles Vernam and Tyrell Warren, with André Onana failing to deal with a cross before the second goal.
- United forced the shootout through late goals from Bryan Mbeumo in the 75th minute and Harry Maguire in the 89th.
- Matheus Cunha missed United’s fifth kick and Mbeumo struck the 26th attempt off the bar to give Grimsby a 12-11 win on penalties.
- Hundreds of home fans invaded the Blundell Park pitch as British media labeled the defeat among United’s worst, with reports noting a squad-value gap of about €3.6 million to €887 million.