Few moments in football shift momentum as violently as a red card, and history is littered with examples of sides who let commanding leads slip away after going down to 10 men. The subject resurfaced recently after a remarkable Scottish lower-league fixture in which Clyde, cruising 3-0 away at The Spartans, saw Logan Dunachie sent off just after the hour mark. Within 28 minutes, the match was level at 3-3, a collapse so complete it prompted renewed debate over the most damaging dismissals in the sport's history.
The Premier League era offers no shortage of similar horror stories, even if some involve teams already trailing before things truly fell apart. Liverpool were only a goal down at Manchester City in 2017-18 when Sadio Mané was dismissed in the 37th minute for a high challenge on Ederson; City went on to win 5-0. Southampton suffered an even harsher fate two seasons later, sent crashing to a 9-0 defeat at home to Leicester after Ryan Bertrand was shown red just 12 minutes in. That same campaign brought another nightmare for the Saints, beaten 9-0 again, this time at Old Trafford, after Alexandre Jankewitz was dismissed inside the opening two minutes against Manchester United.
Europe has produced its own extreme cases. VVV-Venlo were already 4-0 down to Ajax in 2020-21 when Christian Kum was sent off in the 52nd minute; by the hour the score had ballooned to 8-0, and Ajax eventually ran out 13-0 winners.
But the most eye-catching collapses are those where a red card turns a winning position into a shared or lost result. In Serie A's 1991-92 season, Zdenek Zeman's attacking Foggia side led Atalanta 4-1 before Dan Petrescu was given a second yellow in the 72nd minute. The hosts capitalised instantly, with Carlo Cornacchia completing a 14-minute hat-trick as the game finished 4-4.
A near-identical scoreline emerged from one of the Premier League's most cherished comebacks. Newcastle United trailed Arsenal 4-0 at half-time at St James' Park in 2010-11, only for Abou Diaby to be sent off in the 50th minute after grabbing Joey Barton. Arsenal's advantage evaporated as Barton scored twice, Leon Best added another, and Cheick Tioté struck a stunning long-range equaliser in the 87th minute to seal a 4-4 draw still talked about by Newcastle supporters today.
Not every side has been fortunate enough to salvage a point. Venezia led Verona 3-1 in the December 2021 Derby del Veneto when Pietro Ceccaroni was dismissed in the 62nd minute for handball on the line. Gianluca Caprari converted the resulting penalty, and Giovanni Simeone then scored twice to complete a stunning turnaround win for Verona.
Emmanuel Adebayor also played a starring role in one of the era's more dramatic red-card episodes. Returning to face his former club Arsenal at the Emirates in November 2012, the Togolese striker put Tottenham ahead early before being shown a straight red in the 17th minute for a dangerous challenge on Santi Cazorla. Arsenal, who had already beaten Spurs 5-2 earlier that season, repeated the scoreline against their 10-man rivals.
These cases illustrate just how quickly a numerical disadvantage can unravel even the most dominant performances, turning routine victories into humbling defeats or unlikely draws. They serve as a reminder that in football, a single moment of indiscipline can outweigh an hour or more of near-flawless play, and why managers dread nothing more than watching their side reduced to 10 men while holding a healthy lead.
Based on reporting from The Guardian (Football's 'The Knowledge' column).