The organization's Counter-Strike team rose to prominence after reaching the grand final of the Blast Paris Major 2023.

Initially a coaching platform, in 2018 the organization acquired its first professional roster, competing in League of Legends.

In September 2020, GamerLegion acquired an Age of Empires II roster of former Team Secret players.

GamerLegion signed its first Counter-Strike: Global Offensive team on 29 March 2019, featuring Belgian player Adil "ScreaM" Benrlitom.

[6][7][8] Their most significant performance was a second-place finish at Paris 2023, where they upset Heroic to qualify for the grand finals against Team Vitality.