League of Legends was a term used on the internet to describe the purchase of special skins or equipment in League of Legends. These special skins or equipment usually have a unique appearance and attributes, so many players choose to buy them to enhance their gaming experience. In some cases, the term " book " could also refer to a form of gambling where players win prizes or prizes by purchasing virtual game items. This type of gambling was often called the " League of Legends book " because it was related to the game itself. It was important to note that " League of Legends book " was an unofficial term that should not be used in formal situations.