Borussia Dortmund warned Manchester United about Jadon Sancho and they didn't listen

When Manchester United signed Jadon Sancho for £72.9million last summer, Raheem Sterling was the only English player to record more goal involvements (110) than Sancho (109), which is goals and assists combined, across the previous three seasons.

United were persistent in their pursuit of Sancho and they had finally landed his signature, for a reasonable price as well. Manchester City's £100m signing of Jack Grealish made United's deal for Sancho look like remarkable value. Sancho had spent four spell-binding years with Borussia Dortmund in Germany and he had established himself as one of the world's most exciting prospects.

Sancho was brought back to earth last season. United's toxic dressing room would have burdened most and he was meeting adversity for perhaps the first time in his career. Sancho played wonderfully illuminating football during his time with Dortmund but he suddenly appeared weighed down and devoid of confidence in his first season at Old Trafford.

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He had no problem settling back into life in Manchester but clearly struggled to adapt to the demands of the Premier League. Sancho had been afforded more time and space in the Bundesliga and there had been less mental pressure to wrestle with.

The 22-year-old was suddenly enduring a confidence crisis and that coincided with the team around him falling apart. It would have been a challenge for Sancho to make an immediate impact regardless, without his teammates grossly underperforming.

The environment at United was never going to be conducive to Sancho performing how he might have done. Sancho contributed five goals and three assists in his debut United