However, just because his players are tired doesn't mean Roos will hand players games they don't necessarily deserve.
"We just want to set a standard for our players to come into the team," Roos said.
"I think that's really important at this club because it hasn't happened before so we're certainly not going to gift games just because they're young.
"I think the club's been down that path…I don't believe in that because I think you can get good habits playing seconds and then if you deserve to play you get a game.
"We want to drive some high standards in the seconds, if they play well they'll get a game. If they don't, they won't."
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