Representing Greece, kostasmn is active in the Age of Empires II scene. To date, kostasmn has played 192 matches in Age of Empires II. kostasmn has a clear preference for the ranked random map team ladder.

kostasmn shows a preference for Franks, picking it 24.0% of the time. Franks yields a 43.2% win rate for kostasmn over 44 matches. Playing on Black Forest, kostasmn achieves their best results—51.9% wins over 52 matches.

In 101 games as flank, kostasmn has won 47.5% of the time. With a rating of 891 in RM Team, kostasmn has established their level. With 116 games played in RM Team, kostasmn has won 49.1%.