[2] The series reverted to the traditional two-match format, with the team scoring the highest amount over the two test matches being the winner.

Of the 17-man squad, nine players – Ablett, Nat Fyfe, Toby Greene, Hibberd, Laird, Merrett, Ryder, Rory Sloane and Zorko – have not represented Australia in International rules football before.

[16] Ahead of the second test match, North Melbourne midfielder Shaun Higgins was brought into the Australian squad, replacing the injured Scott Pendlebury and Paddy Ryder.

Mayo's Aidan O'Shea, who represented Ireland in the 2013, 2014 and 2015 series, was announced as captain of the team whilst Conor McManus of Monaghan was appointed vice-captain.

In total 14 counties were represented on the panel, including four from Mayo and three from Kerry; however no players from 2017 All-Ireland SFC winners Dublin were selected.

[23] Additionally, former Carlton AFL defender Ciarán Sheehan was drafted into the Irish squad prior to the second test match.