Vincent Kompany begins his reign as Burnley boss in the unfamiliar surroundings of the Championship on Friday evening.
The Clarets, relegated from the top flight last season, open up the new second tier campaign away at Huddersfield Town. Former Manchester City captain Kompany was a serial winner at the highest level, lifting four Premier League titles in more than a decade at the Etihad.
But now he begins a new era at a level he has never played or managed at before. But he isn't the first to delve into the unknown. Here, Mirror Football looks at seven other high-profile managers or players who have taken the plunge into the Championship.