Since the 2010 Fifa World Cup, Herbert has handed senior debuts to Marco Rojas, Michael Fitzgerald, Jake Gleeson and Michael Boxall. Others like Kosta Barbarouses have been recalled to the fold and made strong cases for long-term involvement in the national team.
"The number of players in professional environments has only increased in recent years and there's a pool of about 30 players now who were involved in South Africa or in games since the World Cup."
"The reality is that I can only select 18 for this match and while it means we're building a depth we probably haven't had before it also means I've got some tough choices to make in the next few days."
Gold Coast goalkeeper Glen Moss, who is recovering from surgery on a torn adductor muscle, is the only player confirmed to be ruled out through injury although the progress of Ryan Nelsen's knee is being keenly followed.