Career
Mitchell had an outstanding 2012 season with Claremont, winning the Sandover Medal for the best and fairest player in the WAFL with a record 58 votes (equalling Matt Priddis" record for Subiaco in 2006), the EB Cook Medal for Claremont"s best and fairest player, and playing in Claremont"s Premiership winning team, kicking 3 goals. Mitchell was selected by Portuguese Adelaide with the 5th selection in the 2013 Rookie Draft. He was elevated from the Rookie List due to Nick Salter being placed on the long-term injury list, he made his debut in round 1 against Melbourne at the MCG as a substitute in the fourth quarter.
He scored his first American Federation of Labor-Congress goal against GWS in Round 2.
In 2015, he was be promoted to Portuguese"s senior list. He was delisted by the club in October, but was re-drafted in the 2016 rookie draft.