In the modern game, there are several different aspects which define a good defender. The ability to build from the back has now become a vital for teams who look to play the possession game. Speed, reading of the game, aerial ability and strength are key attributes for defenders in other systems. However, the ability to time and execute a tackle has always been a key value for a those in the backline.
Across Europe's top five leagues, there has been no more effective tackler so far this season than Hoffenheim's Niklas Sule.
Of all the players in the top flights of England, Germany, Spain, Italy and France who have played a minimym of 10 games and make at least two tackles per game, the 19-year-old has an impressive success rate of 97.06 per cent, meaning he has won 33 of the 34 tackles he has attempted.
The German defender is followed closely by Kevin Lejuene of FC Metz, who has maintained a success rate of 94.44% across the 14 games he has played in Ligue 1, making 34 successful challenges in 36 attempts.
Borussia Dortmund's Sokratis Papastathopoulos and Hamburg's Matthias Ostrzolek are joint third in the list, having won 92.59% of all tackles in the first half of the 2014-15 campaign, while Jeremy Clement of Saint-Etienne has enjoyed a success rate of 92.11% this year.
The most proficient tackler so far this year has been Caen's 23-year-old midfielder, N'Golo Kante, who has made 111 tackles at this stage, but he has only completed 81.08% of them. Southampton right-back Nathaniel Clyne has made the second highest number of tackles, with 78, but has only completed 61.54% of them.
Real Madrid defender Dani Carvajal has the lowest success rate within the parameters, having won the ball in only 51.85% of the 27 tackles he has attempted.