The 28-year-old Socceroos 'keeper has ensured there'll remain an Australian playing presence in England's top-flight with his loan transfer from Brighton & Hove Albion until the end of the season.
Ryan will effectively be only a back-up to first-choice Arsenal goalkeeper Bernd Leno, with Alex Runarsson set to head out on loan, but seems sure to be plunged straight into the Gunners' squad for their FA Cup fourth round tie against Southampton.