#4 Ciro Immobile (Serie A)
Goals scored: 116.
% over xG: 21.14.
Ciro Immobile, who joined Lazio in the summer of 2016, has been one of the most effective strikers in the game since then.
He helped Lazio win the Coppa Italia in 2018-19 and the Supercoppa Italiana twice (2017 and 2019)
This season, Immobile has scored 13 league goals in 17 matches.
Since 2016, the 30-year-old striker has scored 116 league goals in 159 matches, which is 21.14% more goals than he was expected to score.
#3 Lionel Messi (La Liga)
Goals scored: 143.
% over xG: 21.31.
Lionel Messi has been synonymous with goals throughout his career, and things have been no different between 2016 and the present day as well.
Since the start of the 2016-17 season, Messi has scored 143 goals for Barcelona in 154 La Liga games, which is 21.31% more than he was expected to score.
#2 Harry Kane (Premier League)
Goals scored: 106.
% over xG: 21.33.
Harry Kane has been among the leading strikers in the game for a while.
Plying his trade for Tottenham Hotspur in the Premier League, the 27-year-old is already the club's third-highest goal-scorer of all time.
Since August 2016, Kane has scored 106 league goals at an excellent rate of 21.33% over his xG.
#1 Son-Heung Min (Premier League)
Goals scored: 61.
% over xG: 44.41.
A surprise leader of the pack, Son-Heung Min has scored only 61 league goals for Tottenham Hotspur since the start of the 2016-17 season.
However, he has been the most clinical goal-scorer based on the number and quality of the chances he has conjured or capitalised on during this period.
In the ongoing season, he has scored 12 goals in 18 Premier League matches, for an exceptional goals over xG ratio of 44.41%.