League of Legends has many game modes. In the summoners rift there are diferent modes: cooperative vs IA, you play against bots, the normal game and the rankeds, where you compete to get you up in league. There are several leagues: bronze, silver, gold, platinum, diamond, challenger and master. They will add new leagues soon.

Talking about this, there are world championship every year,and they always get a song. This year was Rise, and its my favorite league song. Last year was Legends never die