Mohammed Kudus has promised to entertain the Tottenham Hotspur fans after completing his £55m move to the club from West Ham.Kudus has crossed the capital to sign for Spurs as new head coach Thomas

A transfer may prove a coup for Tottenham. It already looks a failure from West Ham. From Graham Potter, who got just two goals and two assists from such a gifted player in 18 appearances and who did not seem to have a gameplan to get the best from him, just as Julen Lopetegui did not either.

BBC Sport looks at why new boss Thomas Frank wanted to add him to his squad – and why the transfer is a rare move for the north London outfit.