McCreery was drafted by Collingwood with their last pick of the 2020 national draft, which was the 44th pick overall.[7] He made his official debut against Brisbane Lions in the third round of the 2021 AFL season as a medical sub.[8] After not taking part in the game, he took part for the first time the following week, against Greater Western Sydney, scoring a goal in the opening minutes of the match with his first kick.[9] He also applied pressure, laying eight tackles, with seven of them inside-50.[10]
^"Round 1 SANFL Footy Fix". South Australia National Football League. 2 April 2019. This week's Torrens Uni MVP nominee is South Adelaide's Beau McCreery. Originally from Cove FC, the exciting Panthers forward booted six goals while also laying a staggering 11 tackles in his team's massive win against Central.
^Pinto, Jordan (2 September 2020). "AFL Draft 2020: South Australia's top 30 prospects". The Australian. McCreery, on debut, put the Panthers in front with his first league goal, after catching former AFL-listed player Jimmy Toumpas holding the ball. Minutes later, the 19-year-old speedster sealed the win with a crumbing goal deep inside-50.