In June 2020, TechnoBlood signed a basic agreement with IeSF to host the "WSL." Under this agreement, TechnoBlood will organize and operate the world's largest eSports tounament, the World eSports League (WSL), from 2021 with the official recognition of the International Federation of eSports (IeSF).

WSL is a global eSports festival and the premier stage for the world's top eSports athletes. WSL will select the most popular eSports competitions among participating countries, and the representative players from each country will meet once a year to compete for the greatest and the finest of the world.