For the third and final time, Andy Farrell's Lions go face to face with Joe Schmidt's Wallabies with the series win already decided but with history - and pride - on the line

The British and Irish Lions are bidding to complete a clean sweep of the Wallabies as they take on Australia in the third and final Test in Sydney. The tourists edged a thriller in Melbourne to secure the series with a game to spare - but their win was not without controversy with debate still raging over the legality of Jac Morgan’s ruck clearout in the lead-up to Hugo Keenan’s try.

Ahead of the third and final match of the series between the Wallabies and British & Irish Lions, here's five key storylines to follow in the clash in Sydney.