People sometimes ask us what regulations govern the League of Legends community. While we do have a discrete list of rules, there's a lot more to being a positive force in the community than adhering to the legal ease set down in our Terms of Service. We believe that there are things that separate a great player from one who is mostly concerned with not violating the TOS. And you may be surprised to find out that we believe what makes a player great doesn't have anything to do with your summoner level, win/loss ratio, or Elo rating. What makes a great player is the willingness to take responsibility for ensuring that he and his fellow players have a good time.
And so, in response to this request for leadership, we here at Riot Games have set down a few guidelines for becoming one of these great players. May I present, The Summoner's Code! Henceforth, these nine patterns of behavior shall be the creed that governs all League of Legends players as you continue to fight the good fight out there on the Field of Justice:
So, while you're out vying for supremacy with your fellow Runeterrans, remember to always keep to the Code!