Dara O’Shea bruised but unbowed after mixing with Aleksandar Mitrovic

Republic of Ireland goalkeeper Mark Travers fails to stop the header of Aleksandar Mitrovic of Serbia, to score their side's third goal in the 3-2 win. Picture: Stephen McCarthy/Sportsfile

Aleksandar Mitrovic didn’t just leave his imprint on the scoreboard.

Two days after the World Cup qualifying opener between Serbia and the Republic of Ireland and Dara O’Shea was still sporting a dirty, red welt a few inches above his right eye.