On the other hand, Newell's Old Boys eliminated Belgrano A.C. (3–3, 5–2 in playoff) and advancing to quarterfinal where the Rosarino squad eliminated River Plate after three matches as visitor (0–0, 2–2, and 5–2 in second playoff),[4] to finally defeating Estudiantes (BA) 2–1 to reach the final.[2]
This edition of the competition also registered the largest score in any tournament organised by AFA, when Estudiantes (BA) defeated Lomas Athletic 18–0 in Palermo on May 25. Forward Maximiliano Susan scored 12 goals (7 of them consecutively), a record that remains nowadays.[5][6][2] The catastrophic defeat also caused Lomas A.C. disaffiliated from the Association at the end of the 1909 season (where the team finished last, being relegated),[7] The club not only disaffiliated but quit association football forever.[8]