Khawaja has emerged as the fifth-highest run-scorer in the series despite playing just one Test.
Former England skipper Michael Atherton has been a vocal critic of the ECB for allowing players to play in the IPL at the expense of national duty.
Australian pace bowling stalwart Mitchell Starc doesn't want to be rested for the fifth and final Ashes Test to be played at the Blundstone Arena here from January 14, saying he wants to play his part in the historic game.
Cummins, the first Australian fast bowler to lead a Test side, said his approach to leadership is quite similar to England's Eoin Morgan.
Paine, who took an indefinite break from all forms of cricket days after he stepped down as the Australian Test captain in the wake of the scandal, has never played the longest format of the game at his home ground.
Buttler has scored just 107 runs in four Ashes 2021/22 Tests and averages just 15.28.
Hussain pointed out England had done the job of drawing the match despite being 36/4 in the first innings.
Khawaja was named 'Player of the Match' for scoring 137 and 101 not out in both innings of the Test, making a stunning comeback into the format after 2.5 years.
England's last batting pair of Stuart Broad and James Anderson batted out the last two overs to force a draw and prevent Australia from making the scoreline 4-0.
England captain Joe Root confirmed wicketkeeper-batter Jos Buttler will fly home after the fourth Test at the Sydney Cricket Ground (SCG) ended in a nail-biting draw on Sunday.