He is a product of the Trinity College football program.
He joined the club as a rookie prior to the 2022 season.
[1] He made his senior debut for Essendon against Geelong in round 1, scoring 5 goals and having 27 disposals, earning him a rising star nomination for that round.
[2] At the conclusion of the 2023 season Martin was voted the runner up in the AFL Coaches Association Best Young Player award behind Collingwood’s Nick Daicos.
[4] Notes * denotes rookie-listed players