Man Utd legend Roy Keane rules out Patrick Vieira and Steven Gerrard when naming toughest ever opponent

MANCHESTER UNITED legend Roy Keane has revealed the toughest opponent he ever played against during his glittering career.

Keane, 53, came up against some of the greatest players of the modern era.

Manchester United legend Roy Keane revealed his toughest ever opponentX/itvfootball Keane had some unforgettable classhes with Arsenal legend Patrick VieiraGetty Keane also collided with Liverpool icon Steven GerrardGetty But Zinedine Zidane stands out as Keane’s hardest ever...