The 20 hardest footballers in Premier League history have been named (10-1)
Match of the Day Top 10 podcast: Lineker, Shearer & Richards rank Premier League hard men - BBC Sport
SportMob – Most aggressive football players ever
Top 10 Hardest Footballers - YouTube
10 Hardest Men That Ever Played For Man Utd
7 of the Hardest Players in Arsenal's History - Sports Illustrated
Ramadan made me stronger – I trained hardest at my weakest'
10 Hardest Footballers Of All Time - YouTube
Everybody loves a Premier League hardman - here are 10 of the very hardest - Mirror Online
The eight hardest working players in the Premier League - Rudiger, Rice, Cancelo, Bowen and more | PlanetSport
The 20 hardest footballers in Premier League history have been named (20-11)
Micah Richards ranks Roy Keane as FIFTH hardest footballer as Ireland legend used to 'walk away' from Duncan Ferguson | The Irish Sun
Europe's 20 hardest footballers: The Butcher of Bilbao to Doctor Death | Daily Mail Online
The eight hardest working players in the Premier League - Rudiger, Rice, Cancelo, Bowen and more | PlanetSport
Top 10 Hardest Footballers Ever: Dave Mackay On Scary List With Arsenal, Liverpool & Man United Legends | Page 5 of 5 | CaughtOffside
Article: Four Reasons Why Football is the Hardest Sport - My Football Facts
Top 20 Hardest Player Names to Pronounce | Goal Amino Amino
10 Great Football Hard Men of the 1990s | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Five of the hardest footballers to grace the British game
Europe's 20 hardest footballers: The Butcher of Bilbao to Doctor Death | Daily Mail Online
SportMob – Hardest names to pronounce in football history
Ranking the 5 hardest players to defend against currently
