As a junior McInnes played for
YJFL clubs Canterbury Cobras and
Surrey Park Panthers. He became a member of
Collingwood’s Next Generation Academy program, due to his mother being born in the
Philippines. In 2019 Reef played for the
Oakleigh Chargers and played 12 games and kicked 6 goals. McInnes played with future
Collingwood teammates
Finlay Macrae and
Trent Bianco at the Oakleigh Chargers. McInnes played in the 2019 NAB League premiership with the Oakleigh Chargers. He also played for
Scotch College alongside fellow
2020 draftees
Jamarra Ugle-Hagan and
Maurice Rioli Jr. He was unable to play any football during his draft year of 2020, due to the impact of the
COVID-19 pandemic in
Victoria. Before being drafted, McInnes supported
Essendon and his Grandfather sponsored
Mark Thompson. == AFL career ==