Celtic finally signed Daniel Arzani from Man City on Friday.
Everton duo Tim Cahill and Phil Neville used to be teammates at Goodison Park.
Rooney left Everton to join MLS side DC United on Thursday.
Manchester City have reportedly joined the race to sign Aaron Mooy but can Everton utilise Tim Cahill's influence to land the Huddersfield midfielder?
Everton reportedly wanted to hand Bobby Reid his Premier League chance last summer and the Bristol City attacker has since scored 19 Championship goals.
Former Everton striker Tim Cahill recently claimed the club have lost their identity.
Everton's Tim Cahill and Steven Pienaar linked up at Goodison Park between 2008 and 2012.
Millwall manager Neil Harris confirmed that the 38-year-old is not quite up to scratch in terms of fitness but should be there in a couple of weeks.
The Socceroos star is currently unattached and in search of a new club to find form for Australia ahead of Russia 2018, with Queens Park Rangers allegedly keen.
The Fulham star could follow a long line of Moyes success stories from the Football League.
The Australian international played under Moyes at Everton and is being linked with a move away from current club Melbourne City.
Tim Cahill’s goal celebrations are well known around the footballing world, but his latest effort could land him in hot water with Fifa, who may investigate what appeared to be a “sponsored” celebration.
It was typical of Tim Cahill’s big-game temperament that he marked his much-anticipated A-League debut with a goal.