Australia captain Aaron Finch and pace bowler Mitchell Starc stole the show as the World Cup holders eased to an 87-run win over Sri Lanka at the Oval on Saturday.
Australia, batting first, were dismissed for 307 in 49 overs and Pakistan were bowled out for 266 in 45.4 overs.
There were record five incidents in the tournament so far of the 'zing' bails, which contain lights that flash when the ball hits the wicket, failing to come off when hit to the disadvantage of the bowling side.
Indian opener Shikhar Dhawan hits a blazing century to set up a 36-run win over Australia as reigning champions suffer their first defeat of this year's tournament.
Batsman Nathan Coulter-Nile's record-breaking innings and Mitchell Starc's performance with ball combine with umpiring errors laying platform for Australia's 15-run victory over West Indies at Trent Bridge.
Bancroft was seen using sandpaper to try to rough up the ball in the Cape Town Test in March, receiving a nine-month ban from international and domestic cricket for his part in an incident that rocked the sport.
The disgraced Australian ex-captain has kept a low media profile since the scandal in South Africa. However, he's been playing Twenty20 tournaments in Canada and the Caribbean, and padding up for his Sydney club side Sutherland.
The International Cricket Council chief executive David Richardson says the public have made it clear that they do not want ball tampering or other forms of cheating in the sport.
Disgraced cricketer David Warner has said he accepted the 12-month ban handed down to him by Cricket Australia for his role in last month's ball-tampering scandal in South Africa.
The result ranks as Australia's second-heaviest defeat by runs, their heaviest in 90 years, and the heaviest for any team in test cricket since 1934. And that was after a ball-tampering scandal.
The usually pugnacious batsman apologised to fans, team-mates, his family and the Australian public for a ball-tampering scandal that has rocked the cricket world.
Australia's coach Darren Lehmann will step down after the fourth Test against South Africa ends. The team's captain Steve Smith returned to Australia and broke down as he took "full responsibility" for the ball-tempering plot in Cape Town.
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