Arsenal's trio of Matildas will this week begin their campaign to defend the club's Uefa Women's Champions League title - with several Australian teammates intent on preventing them doing so.
Steph Catley, Caitlin Foord and Kyra Cooney-Cross all became queens of Europe with the boilover defeat of Barcelona in May, and after the club's disappointing start to their WSL season Arsenal's return to European action has taken on added importance.
But Sam Kerr and Ellie Carpenter's Chelsea are desperate to unseat their London rivals.