[2] In 2007, in Mielno, she won the bronze medal of the Polish Women's Blitz Chess Championship.

[3] She is also a two-time medalist of the Polish Team Blitz Chess Championships: silver (Polanica-Zdrój, 2005) and bronze (Bydgoszcz, 2009).

[4] In 2010, in Wrocław she won team bronze and individual silver medals with chess club LKSz Drakon Lublin in Polish Women's Team Chess Championship.

[5] Magdalena Kozak fulfilled the standards for the title of Woman International Master (WIM) in 2005 (at the Polish Women's Chess Championship in Suwałki), 2006 (at Cappelle-la-Grande) and 2007 (at Polish Team Chess Championship in Ustroń).

Magdalena Kozak reached the highest rating in her career on April 1, 2006, with a score of 2206 points, she was ranked 18th among Polish female chess players.