1) Argentina
Four years ago Argentina went home from Russia in a mess. Now they look in the best shape of all the contenders and what a story it would be if Lionel Messi crowned his final World Cup with the trophy. Lionel Scaloni’s team were unbeaten in qualifying – although they must contest one more replayed dead rubber against Brazil, who they defeated last year to win a first Copa América since 1993 – and overwhelmed Italy in the “Finalissima”. Is a 36-year duck ready to be broken?