As the dust settled on the London Derby, the second round of the England League Cup kicked off.
A traditional knockout competition in English football, the League Cup had long been a proving ground for major clubs.
Each tie was decided in a single match. There were no points for a draw; if the teams were level after ninety minutes, they went straight to penalties.
With so little room for error, every match was do-or-die. It was also a stage for academy players to prove themselves.
Arsenal's opponents in this round were a team from England's third tier.
The club had spent years in League One. Its squad was thin, its players inexpensive, and its depth limited.
There were no recognizable stars. Most of the squad was made up of young academy prospects and players who had worked their way up from the grassroots.
In overall strength, tactical discipline, and match experience, they were worlds apart from a Premier League powerhouse.
For the small club, an away match against the dominant Arsenal was already a historic occasion.
Before the match, the League One side looked relaxed. They had no illusions about winning.
Simply facing Europe's top club in an official cup competition was reward enough for them.
The players said publicly that they would fight for every ball and make the most of their chance against elite opposition.
They weren't chasing an upset. They just wanted to leave with no regrets and show their style and resilience.
Facing such overmatched opponents, Wenger made sweeping changes without hesitation.
He rested almost the entire first-choice lineup, filling nine out of ten positions with substitutes and academy prospects.
Li Yufei, Suarez, De Bruyne, Modrić, and the other indispensable starters were all given the night off.
Every first-choice defender was replaced, and several young