Riot Games is a successful game developer known for its flagship multiplayer online battle arena game League of Legends. The company was founded in 2006 and released League of Legends as a free-to-play game in 2009. While the game initially had a small player base, it grew rapidly and now has over 115 million active monthly players. Riot Games generates revenue through sales of in-game accessories and cosmetic skins rather than requiring purchases to play. The company has had continued success expanding its games portfolio and player base, and expects further growth in esports viewership and revenue from established franchising models.