Bjornsson wins 54.3% of matches when playing as flank (129 matches). From New Zealand, Bjornsson has completed 436 matches in Age of Empires II. Bjornsson holds an 1213 rating in RM Team and has won 51.2% of 125 RM Team games.

In unranked, Bjornsson excels with Ethiopians (56.0%) and on Arabia (56.2%).