Manchester City collapsed yet again on Tuesday, snatching defeat from the jaws of victory against Real Madrid in the Champions League, in a game which further demonstrated their need for a quite the summer overhaul despite them spending £180m on new additions in January.

For all their achievements and bursts of quality, age, recurring mistakes and fragility are simply what City are these days

At times, a well-timed substitution can change the course of a match. We have seen this occur countless times across every level of football. Last night saw Pep Guardiola make five substitutions during Manchester City’s 3-2 loss to Real Madrid.