 He played 21 games, including Subiaco's win over in the Grand Final, en route to ultimately being named the WAFL's Rising Star at the end of the season.At the end of the season, he was offered a well-paid contract in the South Australian National Football League (SANFL), but turned it down on the advice of Subiaco's coach, Peter German.During the 2005 season, Priddis won Subiaco's best and fairest award, the Tom Outridge Medal, as well as also winning the Simpson Medal as Western Australia's best player in the state game against Queensland.