The 2018 "League of Legends" World Championship was the eighth world championship for "League of Legends", an esports tournament for the video game developed by Riot Games. It was held from October 1 to November 3, 2018, in cities across South Korea. Twenty four teams qualified for the tournament based on their placement in regional circuits such as those in China, South Korea, Europe, and North America, with twelve of those teams having to reach the group stage via a play-in round. The tournament became known for its very surprising results, numerous upsets, and has often been considered the most unpredictable worlds in League of Legends' history. The tournament also became the most watched esports event in history, reaching a peak of over 200 million concurrent viewers during the finals. It surpassed the viewership of the 2017 League of Legends World Championship, as well as the peak viewership of numerous worldwide sporting events including the Super Bowl.