Britain's Larry Godfrey eased through to the last 16 of the men's archery with a convincing 7-1 victory over Juan Rene Serrano of Mexico at Lord's.
Godfrey, who finished fourth at Athens eight years ago, hit gold with 10 of his 12 shots, including seven maximums.
He celebrated by imitating a cover drive on the famous cricket ground.
The Bristolian will find out his next opponent on Tuesday, with one possibility being Malaysia's world number five Khairul Anuar Mohamad.
After earning himself a favourable draw by finishing fourth in the ranking round on Friday, Godrey defeated Md Emdadul Haque Milon of Bangladesh without dropping a point on Monday morning to set up his clash with Serrano.
South Korea's world number two Im Dong-Hyun has joined Godfrey in the last 16, where he will face Rick van der Ven of the Netherlands.
but Alan Wills and Simon Terry are both in individual action on Tuesday, as are compatriots Alison Williamson and Naomi Folkard.
Amy Oliver takes to the field on Wednesday, when she will face India's world number one Deepika Kumari.