Delete all your previous characters and replace them with others.
The illegal symbol in the game name is a symbol that is not supported in the game version. In other words, if there are special symbols in the name you use, you can just cut off all those symbols.
League of Legends (LOL for short) is a hero battle MOBA competitive online game developed by Riot Games in the United States and operated by Tencent Games in mainland China. There are hundreds of individual heroes in the game, as well as unique systems such as a ranking system and a rune system. "League of Legends" is committed to promoting the development of global e-sports. In addition to linking various divisions to develop professional leagues and create an e-sports system, it also holds the "League of Legends Mid-Season Championship", "League of Legends Global Finals" and "League of Legends Global Finals" every year. The three world-class events of "Star Game" have formed their own unique e-sports culture.