Every Thursday we're going to be giving fans the chance to test their knowledge by guessing who the Socceroo player is from the clues we give.
And it’s a challenging one this week as we provide you with a team photo with 10 players donning the Green and Gold jersey – and one blanked out.
Can you name the mystery player above?
Key an eye on social media and let us know your guess by commenting at the link below.
If you need a clue – the line-up is from the FIFA World Cup 2010™ in South Africa.