Marketing as a discipline is an important factor in every business process, and is therefore important in e-sports. E-sport is a new trend in the world of entertainment that its development must thank to event marketing. The work comprises the essential facts about the marketing of the event, as well as the history and development of e-sports. We used the quantitative data we have taken on from the very companies that are on the market e-sport or related to the market. Although there is not much data due to the short duration of this trend, some facts and conclusions about the future of e-sports can be concluded. E-sport is a very lucrative and profitable part of the market of video games based on the concepts of classic sports. The reason why the e-sports has become globally popular is that it offers users content themselves can experience live or on personal computers over the site to monitor the live event. Riot Games studio and its product League of Legends serve us as an example the development of e-sports and its impact on other markets and industries that are directly or indirectly associated with e-sports. Although e-sport has its negative effects, such as gambling or attempted cheating scandals across a variety of computer programs, its future looks very promising. In the world of sports there is much debates whether to do this kind of recreation and entertainment can be called sport, but all agree that the players are professionally oriented and recognized, as well as classical sport