10th Anniversary Event

10th Anniversary Event is a list of events happen at the end of 2019. The time marks the 10th birthday of the game League of Legends. This is a collection of events happen around the time, and not officially confirmed in any way.

In-game events
These includes the events that happen in the League of Legends game. Note, 2019 Worlds Championship and Season Ten Preseason also happen around the time of the event. The list does not includes the two events.
 * Anniversary skin: skin. The skin was made for the event and was given out in the anniversary missions.
 * 10 Year Anniversary Missions: A 11-day missions event to celebrate the game. The missions are notable easy and grant big rewards. For more information, find the missions in Missions/2019.
 * Original 40 Free Champion Rotation: During the week of October 22, 2019 - October 29, 2019, the Free champion rotation pool have 40 champions. They are the first champions in the game, when the game was released in 2009.
 * Environment Changes to and.
 * Fan Art Loading Screens.

Media Event
There are a lot of events happen during the 10th Anniversary. Most notably is the 10th Anniversary Riot Pls Livestream.

Riot Pls 10th Anniversary Edition
The event was announced back in August.

The main event is the Riot Pls livestream. Here is the announcements made during the livestream.
 * New games: Teamfight Tactics mobile version, League of Legends: Wild Rift, Legends of Runeterra, LoL Esports Manager.
 * Games in development: Untitled shooter game, Untitled fighting game, Untitled adventure game.
 * League of Legends preseason: Rise of the Elements
 * Champion Teaser.
 * Teamfight Tactics preseason: Rise of the Elements
 * Teaser.
 * Arcane (TV Series) Trailer

Right after the event is the release of League of Legends: Wild Rift and Legends of Runeterra Open Beta.

Other Media Events

 * Pre Riot Pls live streams
 * Parties at Riot Headquarters
 * 10th Anniversary Posts on Reddit
 * Release of Realms of Runeterra
 * Release of League of Legends Origins
 * Splash arts of champions on Merch Store