[1] He won the Magarey Medal in 2017 and 2018 playing for the Norwood Football Club.
[2] He made his debut late the next season, in round 17 against Geelong, after showing strong form in the SANFL.
[3] In five games in 2013, he averaged an impressive 16 possessions, returning to Norwood for the finals where he helped them to a premiership.
[4] Grigg struggled to break into the side in 2014 and 2015, hampered by the substitute rule and untimely injuries, but he performed well in the SANFL for Adelaide's new reserves side, polling the most Magarey Medal votes for the club in both seasons.
[5] Since returning to Norwood in 2017, Grigg has won back-to-back Magarey Medals and was awarded the Jack Oatey Medal after the 2018 SANFL Grand Final, the first player in SANFL history to be awarded the medal whilst playing for the losing side.