(205) and average disposals per game (22.8), along with finishing second in handballs (75), average handballs per game (8.3), tackles (74) and average tackles per game (8.2), in a career-best season. She also kicked her first AFL Women's goal in round 7 and followed up with two in the preliminary final, and finished the season as one of only three players (along with teammates Deni Varnhagen and Stevie-Lee Thompson) to have played the most AFL Women's matches to that point with 24. Adelaide signed Marinoff for the 2020 season during the trade and signing period in April 2019. 2020 Leading into the 2020 season, womens.afl journalist Sarah Black named Marinoff at no. 15 on her list of the top 30 players in the AFLW. She was selected in womens.afls Team of the Week in rounds 2 and 3. Marinoff finished the home-and-away season equal with 's Ashleigh Riddell in first for kicks (94) and average kicks per game (15.7), also improving her career-best average in disposals per game (23.2), and was one of fourteen players to have played the most AFL Women's matches to that point with 30. She was selected in the initial 40-woman squad for the 2020 AFL Women's All-Australian team, and was also selected in the AFL Players Association's inaugural AFL Women's 22under22 team, having earlier been selected in the retrospective 2017–2019 team. 2021 During a practice match in the 2021 pre-season, Marinoff made front-on contact with Greater Western Sydney player Bríd Stack in an incident that saw Stack suffer a fractured vertebra and was given a three-match suspension, the longest suspension in the competition's history to that point. Commentators such as Kane Cornes and his father, inaugural Crows AFL coach Graham Cornes, suggested that the incident was unavoidable and the club should appeal the decision. Adelaide eventually announced that it would appeal the decision, with the club calling it "grossly disproportionate" and coach Matthew Clarke calling the incident an "unavoidable footy collision". After the appeal was initially delayed due to new video evidence found by Marinoff herself, her suspension was successfully overturned by the appeals board after a hearing that lasted more than three hours, allowing Marinoff to play in the opening round of the season. captain Daisy Pearce voluntarily provided a character reference. After leading the competition in total and average kicks during the 2021 season, Marinoff was named in the 2021 AFL Women's All-Australian