for the health of their unborn child after he was allegedly told of the potential risks of the supplements program when interviewed by ASADA. Of the concern, Ryder stated that "At first we were really scared (about Harlan). What has panned out over a long period of time is that we felt badly let down by the club and lost trust and faith.” He nominated Port Adelaide as his preferred club of destination. Essendon were unwilling to trade Ryder initially, with Ryder and his management suggesting they would take Essendon to the AFL Grievance Tribunal because of the club's breach of its duty of care to players during the scandal. Ryder's manager also suggested that Ryder would consider retirement over returning to Essendon if a trade was blocked by the club. On 16 October, he was traded to the Power. Being Port Adelaide's big name recruit for season 2015, Ryder was unable to take part in the pre-season trial matches and was only cleared from his provisional suspension a few days prior to the round one game against Fremantle due to the ASADA drugs investigation. He played in 18 games for the Power, which included games where he kicked three goals in both showdowns and a four goals against his former club Essendon. Ryder, along with 33 other past and present Essendon players, was found guilty of using a banned performance enhancing substance, thymosin beta-4, as part of Essendon's sports supplements program during the 2012 season. He and his team-mates were initially found not guilty in March 2015 by the AFL Anti-Doping Tribunal, but a guilty verdict was returned in January 2016 after an appeal by the World Anti-Doping Agency. He was suspended for two years which, with backdating, ended in November 2016; as a result, he served approximately 14 months of his suspension and missed the entire 2016 AFL season. In the 2017 season, Ryder returned from suspension and became one of the best ruckmen in the league. He played his 200th AFL game in round 14, in which Port Adelaide defeated Collingwood by 31 points at the MCG. Eventually, he was named an All Australian ruckman and John Cahill Medalist as a best and fairest player for the club. St Kilda (2020–2022) At the conclusion of the 2019 AFL season, Ryder requested a trade to St Kilda. The trade was finalised on 15 October and Ryder was traded