In his bid to land a 25th Grand Slam, the 37-year-old has enlisted the help of Andy Murray, an opponent he faced 36 times and who knows as much as anyone about the strengths of his game.

"I know this court well. I have never managed to win the title here and this man - indicating Djokovic - is the only one responsible. Now I am here to try to sabotage him so that he does not win another Australian Open!" said Murray before telling the story behind the new collaboration.

Daniil Medvedev said the new duo is great for tennis as he compared the partnership to football legends Messi and Ronaldo