Jannik Sinner has been referred to as "the special one", the Taylor Swift of Italy and a puzzle no-one can solve.
One thing is undeniable - he will enter 2025 on the back of a historic season that has seen him break new ground.
Sinner has won two Grand Slam titles and the season-ending ATP Finals this year and capped it by securing back-to-back Davis Cup titles for Italy on Sunday.
The 23-year-old has also been embroiled in an ongoing doping controversy which has left his immediate future uncertain.
BBC Sport looks at the numbers behind the Australian and US Open champion's sensational 2024.